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Timeless
Dedication:

Celebrating the Faces Behind
Our Progress

Timeless Dedication: Celebrating the Faces Behind Our Progress

For 66 incredible years, The Overseas School of Colombo has stood as a beacon of education, growth, and community, built on the shoulders of extraordinary individuals whose unwavering dedication shaped our path.

Timeless Dedication: Celebrating the Faces Behind Our Progress pays tribute to both the often sung and at times unsung heroes; the passionate teachers, steadfast administrators, and selfless staff - who have devoted decades to nurturing our students, preserving our legacy, and fostering a spirit of excellence.

This year, we honour not just their long-standing service but the spirit behind it: the countless early mornings, many daily hurdles, tireless efforts, and heartfelt moments that turned a place of learning into a thriving home for generations. These stories are more than recollections of time; they are testaments to compassion, courage, and curiosity, our guiding values, and the driving forces behind every phase of our progress.

These featured profiles reflect a much larger legacy, embodying the countless dedicated souls who have woven their lives into OSC's enduring story. Their journeys inspire us, reminding us that the heart of OSC is not just found in our milestones, but in the people who made every achievement possible.

This is their moment - and our chance to salute them and truly say "Thank You".

OSC at a Glance

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Leadership

Message from the Board Chair

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Value is given to approaches to teaching and diverse methods of learning, focusing on the process of education in a manner that encourages personal growth over prioritising academic results.

Leadership

Message from the Head of School

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Our Mission of Compassion - Courage - Curiosity continues to determine our education practices, as evidenced by our emerging understanding of the relationship between belonging and readiness to learn, leading to our implementing a Multi-Tiered Systems of Support (MTSS) and Universal Design for Learning across the School.

Our Learning Model

We are committed to high-quality learning which we define as learning that goes beyond the academic life of students, encompassing academic, social, physical, and community interests that result in shaping an individual who embraces learning throughout their life. It is engaging with opportunities for self-direction, reflection, student voice, choice, and ownership. The learning is process-based and grounded in the real world, providing a platform for exploring diverse global perspectives. Our students are challenged to connect, extend, and transfer relevant knowledge and skills.

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Featured Profiles

“Anything is achievable if you're passionate and love what you do.”

Kularatne Fernando
Senior Service Staff Member

When you meet Kularatne, you encounter a man with a story of resilience, love, and unwavering commitment. For 44 years, this extraordinary individual has walked the countless facilities of The Overseas School of Colombo (OSC), not merely as a member of its staff but as the heart and soul of its community.

His journey began on 23 September 1980 – on OSC’s Founder’s Day. At just 18 years old, a young man from Tissamaharama stepped into OSC, carrying little more than a fierce determination to rewrite his story. Life had not been kind; his family struggled to put food on the table. Yet, within the gates of OSC, he found not just a job but a sanctuary – a place where his dreams began to take root.

“I have starved, but I have never let anyone in my life starve,” he says, his voice filled with quiet pride. And that promise – born of hardship and grit became the foundation of a life transformed.

At OSC, Kularatne discovered an insatiable thirst for learning. He became a self-taught master of everything he touched. “OSC gave me the opportunity to learn various skill sets and develop my capabilities. I learned also to do certain things myself – fixing, improving, finding solutions,” he shares. From mastering the art of photocopying and printing to repairing equipment no one else could, he became indispensable. Yet, for Kularatne, his greatest achievement wasn’t professional – it was deeply personal.

Despite never having access to formal education, he ensured that his children did. Today, his son thrives at a top multinational, one daughter leads in the baking industry, and another heads a government institution. “Anything is achievable if you’re passionate and love what you do,” he believes. And in moments of reflection, his voice trembles with gratitude. “OSC made this life possible. I owe everything to OSC.”

But the road hasn’t been easy. There was an anthrax scare in the 1990s, during which his dedication never wavered. He remained committed to his duties, armed with the necessary precautions and safety measures, to check all correspondence the School received. There was even a time when a workplace accident left him hospitalised for a month. Yet through it all, the School stood by him, just as he stood by OSC with devotion and commitment. ‘They even salvaged my eyesight when the years took their toll. I wouldn’t see my children’s faces today without them,’ he shares, his eyes glistening with emotion.

For Kularatne, OSC is not just a workplace; it is a family. For over four decades, he has worked with countless educators and leaders, each leaving an indelible mark on his life. “The teachers here are dignified, compassionate, and kind,” he says, speaking of a community that mirrors the values he holds dear.

He embodies the essence of duty and gratitude. “Children are our greatest asset,” he says, his philosophy grounded in the belief that education shapes not just individuals but entire generations.

Today Kularatne’s story stands as a testament to the transformative power of compassion, courage, and curiosity. It’s the story of a man who turned struggle into strength, service into legacy, and gratitude into a life that inspires.

“OSC is truly a testament to what collaboration and dedication can achieve.”

Geraldine Rasiah
Former Primary School Teacher and Longest-Serving Faculty Member

Geraldine Rasiah’s remarkable journey with The Overseas School of Colombo (OSC) spans over four decades, embodying a legacy of dedication, resilience, and profound impact. Her connection to OSC began through her father, who worked as an accountant when the School was situated on Muttiah Road. Inspired by the School’s mission, she joined as a Teacher’s Aid (Assistant Teacher), and in 1991, as OSC expanded, her exceptional dedication saw her promoted to teaching Grade 2. Mentored by senior educators Zaira de Zilwa and Visaka Samarasinha, Geraldine’s early years were shaped by their guidance and encouragement.

When OSC relocated to Coniston Place, Colombo 07, Geraldine continued to teach Grade 2, and under the leadership of then-Head of School Jim Ambrose, she benefited from transformative professional development opportunities. One such opportunity was an internship at the International School Bangkok (ISB), where she gained invaluable insights and honed her skills. As OSC made its final move to Pelawatte, Geraldine embraced her role across various primary grades, including Kindergarten, Grade 1, Grade 2, and Grade 3. In 1992, she was entrusted with the role of Primary Years Programme (PYP) Coordinator, a pivotal position she held for seven years, shaping the foundation of OSC’s IB curriculum.

Geraldine’s professional achievements are a testament to her relentless pursuit of growth and excellence. She became an IB Trainer, conducting workshops in Hyderabad, Bangalore, and Chiang Mai, and also served as a Council of International Schools (CIS) Evaluator – a role she continues to fulfil with pride. She recalls with gratitude how OSC nurtured her development, allowing her to clock an extraordinary 42 years of service. She initiated innovative curriculums and mentored countless educators, leaving an ineffaceable mark on OSC’s academic legacy.

One of Geraldine’s most poignant memories is from the 1980s when tragedy struck, and the School was ravaged by fire. What could have been a moment of despair became a testament to the unwavering spirit of the OSC community. Parents, teachers, staff, and community united with love and commitment to rebuild the School, ensuring it reopened on time for the new term. “It was a profound moment,” she says, “OSC is truly a testament to what collaboration and dedication can achieve.”

Her journey also took her to Teachers College, Columbia University, where she trained in the Readers and Writers Workshop, further enriching her teaching methods. Geraldine reflects on the personal and professional growth she experienced at OSC, crediting the School’s leadership for providing her with the space to blossom.

Even in retirement, Geraldine remains a valued member of the OSC family, often called upon to share her expertise. Her advice to future educators is heartfelt: “Teamwork and collaboration are essential. They are the keys to building something truly meaningful. Always embrace opportunities to learn and grow together.”

Geraldine’s legacy at OSC is one of unwavering dedication, profound humility, and a deep love for education. She embodies the very spirit of OSC, reminding us all of the power of commitment, community, and collaboration.

“It's never felt like a day of work!”

Jason Grandbois
Principal

For Jason Grandbois, The Overseas School of Colombo (OSC) is more than a workplace – it’s a home, a calling, and a place where passion meets purpose. His journey to OSC began in 2011, a year that would forever change his life. Working in Tanzania at the time, Jason heard glowing testimonials about OSC from peers at international conferences. Intrigued and inspired, he travelled to Sri Lanka, where a meeting with Areta Williams, the head of the School, solidified his decision. He was captivated by the School’s ethos – a blend of academic excellence, mindfulness, and a profound commitment to nurturing every member of its community.

Born and raised in the picturesque town of Kenora, Ontario, Canada, Jason’s heart has always been drawn to the great outdoors and the rich tapestry of global cultures. His career has taken him to the deserts of Egypt, the mountains of Peru, the savannahs of Tanzania, and finally to the lush landscapes of Sri Lanka. At OSC, Jason found a place where his values align seamlessly with the School’s core pillars of compassion, courage, and curiosity.

Reflecting on his time as principal, Jason’s voice fills with warmth: “When you’re surrounded by professionals who pour their hearts into inspiring children and spreading the joy of learning, it’s impossible to call it work. I love walking through the gates of this School every day.”

Beyond the principal’s office, Jason treasures his role as a husband and father. His wife, Kelly, and their three children have been integral to his journey, two of whom have graduated from OSC and are now attending University in Canada.

For Jason, OSC is not just a school – it’s a beacon of hope and a testament to what education can be when rooted in love, empathy, and a genuine desire to make the world a better place. Every day, he’s reminded of the privilege of being part of a community that not only teaches but also inspires.

“OSC empowers students to embrace inclusivity, diversity, and a global perspective, inspiring them to be the change they wish to see by becoming critical thinkers and active participants in creating positive transformation.”

Aishath Lu-U-lua Hassan
Board Chair

Under the stewardship of Aishath Lu-u-lua Hassan, The Overseas School of Colombo (OSC) Board is dedicated to governing the School to the highest standards of international school governance. Aishath is committed with the rest of her Board to fostering excellence in education while celebrating the diversity of a community that represents over 40 nationalities. With a focus on long-term goals, the Board ensures that decisions align with OSC’s mission, vision, and values, creating a lasting impact for current and future generations.

Aisha is a Maldivian citizen and parent of two OSC students, serving on her second term as an elected Director on the School Board since March 2021. As one of OSC’s longest-serving expatriate Board Chairs, she is widely recognised for her charismatic and hands-on leadership style. A familiar presence on campus, Aisha is deeply involved in the life of the School, embodying her belief that Board service is about accountability and action, and not just a title to hold.

Reflecting on her family’s journey, the decision to relocate to Sri Lanka was OSC, its holistic education programme based on inquiry and critical thinking, and Sri Lanka’s natural environment. She believes OSC has the power to inspire not just children but entire families, fostering an enduring culture of learning and strong values.

Aisha’s tenure as Board Chair coincided with some of OSC’s most challenging times, the COVID-19 pandemic, and Sri Lanka’s recent economic crisis. During these critical periods, she skilfully navigated the complex needs of families and the broader community, striking a delicate balance between addressing immediate concerns and safeguarding the School’s long-term stability. Her leadership emphasised the importance of building an open and transparent relationship with the community.

Having spent years in governance roles in the Maldives, Aisha brought a wealth of experience to OSC. She co-founded Avahteri Gallery, a social enterprise promoting art and culture, and served as an Independent Director on the Board of the Maldives Pension Administration Office and the Maldives Inland Revenue Authority. Her financial expertise, honed through roles at the Maldives Stock Exchange and Care Ratings Maldives, complements her passion for education, which she also channelled as a lecturer at the Faculty of Management and Computing in the Maldives.

Despite her extensive experience, Aisha admits that her early days as Chairperson were not without challenges. Scepticism and pushback tested her resolve, but she met these hurdles with patience, active listening, and a commitment to understanding diverse perspectives. Through collaboration and persistence, she earned the trust of the community and enacted meaningful change. She describes her tenure as a deeply fulfilling experience, one that allowed her to contribute to the educational journeys of countless students – a role she cherishes profoundly.

For Aisha, OSC has been more than a professional commitment; it has been a space of personal growth. The challenges she has faced have strengthened her resilience and deepened her belief in the transformative power of education.

Moreover, she understood the importance of her role in nurturing and building a strong and trusting relationship with the Head of School (HoS) as vital to the success of the School. Her respect and admiration for HoS Dr Michelle Kleiss is evident, as she credits their constructive partnership with driving many of OSC’s achievements. She describes Michelle’s leadership as instrumental in creating forward-thinking policies that ensure OSC’s stability and excellence for years to come. She appreciates the efforts of Michelle for implementing these policies and laying a solid foundation for OSC’s future.

She emphasises the School’s remarkable ability to bring together individuals from a wide range of ethnic backgrounds, transcending national identities to form a unified community, with compassion, courage, and curiosity. For her, OSC is a model for the wider world striving for “Unity in Diversity”.

Aisha describes the opportunity to be a part of OSC as “a space to enact meaningful change” and takes pride in working with a forward-thinking team, in a progressive space, that truly makes a difference.

“You have to catch every child's heartbeat - and feel their pulse!”

Prashani Gamage
Primary Teacher - Grade 1

A passionate and dedicated primary educator, Prashani Gamage is known for her boundless compassion, deep empathy, and unwavering commitment to her students. A spirited charity worker and an enduring presence at OSC, she is affectionately regarded as one of its most beloved “faces.”

Her journey at OSC began in 1997 when she joined as a Teacher Assistant, a role that planted the seeds of a lifelong love for education. Over the years, she has become a cherished pillar of the school, recognised for her infectious energy, vibrant personality, and heartfelt enthusiasm. Prashani’s cheerful voice and unwavering positivity leave an indelible mark on everyone she meets.

For Prashani, teaching is more than a career; it is pure joy. “I love coming to work,” she says with a bright smile. Every day, she draws inspiration from the students, parents, and leadership team, describing OSC as a perfect marriage of home and work life, intertwined like an immaculate braid. “OSC isn’t just a workplace,” she reflects. “It’s a family.”

Her professional growth mirrors her dedication. Starting in the preschool, she soon assisted in Grade 3 when OSC’s second preschool was opened by Mr. Buckley during Peter Gittins’ time as the head of school. By 2000, she had found her stride teaching Grade 1, where her passion for literacy and literature flourished. “Reading is a skill before it becomes an art,” she explains, underscoring her passion for helping students find joy and confidence in their abilities.

After a two-year stint at Jakarta International School in 2009, she returned to OSC with renewed purpose, contributing to professional development and mentoring. In 2023, her hard work and leadership were recognised when she became the Primary Learning Leader – a role she proudly embraces.

Prashani’s connection with her students is profound. “Whoever walks into my classroom is my kid,” she says with conviction. She believes deeply in the power of kindness and holistic education, emphasising that her role is not just to teach the curriculum but to nurture the whole child.

Her most cherished memories are rooted in the moments that highlight the depth of her relationships with students and parents. Watching her students graduate often brings her to tears, a testament to her heartfelt investment in their growth. She treasures the trust parents place in her, likening her role to that of a coach leading a team, ensuring each child reaches their full potential.

Behind her cheerful demeanour lies a profound dedication. She credits OSC for availing her the stepping stones to evolve, allowing her to weave her learning and experiences back into the school. “It’s spontaneous,” she says of her work. “You never know how your day is going to go, but you must always be ready – for the students, for their needs, and to give your very best.”

Her advice to future educators is heartfelt and clear: “Be honest. Care about, and love what you do. Bring passion into your classroom and let it ignite you and your students.”

For Prashani, OSC is a place of endless possibilities – a community where personal joy and professional fulfilment blend seamlessly. She credits the school for allowing her to grow, as an educator, a parent, and a person. She says she is grateful to OSC for inspiring her to dedicate her life to what she loves most: shaping the lives of her students with empathy, passion, and purpose.

“Nothing is more important than a child's healthy journey. I will go to the ends of the earth for a child.”

Dr Michelle Kleiss
Head of School

Dr Michelle Kleiss is not just a leader; she is a force of nature who has redefined what it means to inspire, innovate, and lead with purpose. As the Head of School at The Overseas School of Colombo (OSC), Dr Kleiss has championed embracing diversity, to listen to all perspectives, and to love one’s own identity while respecting and loving all identities.

Michelle became a beacon of hope and transformation, steering the institution through some of its most tumultuous times with fortitude, kindness, and an unparalleled vision. A proud mother with her own child at OSC, Dr Kleiss lives the school’s mission of compassion, courage, and curiosity every day. Her leadership, grounded in integrity and empathy, has created a harmonious environment where students, families, and staff can thrive.

Appointed as Head of School in 2019, Dr Kleiss has navigated OSC through some of its most challenging times, leaving an indelible mark on its legacy. Widely regarded as one of the finest leaders in the school’s history, she has led with a keen sense of interlacing a rare blend of intellect, heart, and unshakable commitment to building a brighter future for all.

With a distinguished career spanning 28 years and eight countries – including the USA, Brazil, Germany, Egypt, and now Sri Lanka – Dr Kleiss has brought a wealth of global experience to OSC. Her passion for education and the International Baccalaureate (IB) philosophy is matched only by her extraordinary ability to connect with people. Whether crafting sustainable systems, championing equity and diversity, or empowering individuals to reach their fullest potential, Dr Kleiss leads with open mindedness and a strategic outlook, possessing an uncanny knack for understanding and valuing individuals, ensuring that every student, family, and staff member feels recognised and appreciated.

Dr Kleiss’s tenure began at a pivotal moment in OSC’s history, yet her leadership turned challenges into opportunities for growth. During the recent Sri Lankan economic crisis, she crafted an innovative “fuel dashboard”, working closely with the U.S. Embassy to ensure the community’s stability. This exemplifies her ability to think strategically under pressure while prioritising the well-being of those she serves.

Her most meaningful accomplishments are rooted in sustainability and equity. She has championed OSC’s focus on sustainability, inspired by watching the school’s Eco-Schools Committee and students drive impactful change. Dr Kleiss also worked closely with the School Board to implement sustainable governance systems and authored the school’s Policy Manual – a cornerstone document she developed from scratch. This legacy of forward-thinking leadership provides a strong foundation for the school’s future.

As a former field hockey athlete, Dr Kleiss embodies the values of teamwork, resilience, and determination, which permeate her leadership style. Her dynamic and inclusive vision has helped OSC thrive as a fully IB-authorised institution, offering the Primary Years, Middle Years, and Diploma Programmes. She is steadfast in her focus on student-centred decisionmaking, empowering every child to become an independent thinker, compassionate collaborator, and responsible global citizen.

Inclusivity and diversity are at the heart of Dr Kleiss’s leadership philosophy. She introduced the celebration of Iftar at OSC, a tradition that has enriched the school’s cultural tapestry by fostering respect for religious practices and creating a space for unity. Her groundbreaking Teacher Equity Project, which aligns local Sri Lankan teachers’ salaries with international standards, has empowered staff and set a precedent for fairness in education.

These initiatives are a testament to Dr Kleiss’s dedication to ensuring that OSC remains a model of equity, diversity, and belonging. Under her guidance, the school’s service groups have also strengthened their contributions to local communities, creating meaningful partnerships that uplift society while fostering global citizenship among students.

Beyond OSC, Dr Kleiss is a recognised leader in the global education community. She chairs accreditation visits for prestigious organisations such as the Middle States Association (MSA) and the Council of International Schools (CIS). Her research into how culture influences communication within international schools reflects her deep commitment to fostering intercultural understanding and inclusive education.

Dr Michelle Kleiss has exemplified what it means to lead with a steadfast mind, an open heart, and a bountiful spirit. Her legacy is truly one of compassion, courage, and curiosity – living and breathing the mission of the school daily at OSC. From implementing innovative governance systems to advocating diversity and sustainability, Dr Kleiss’s tenure is a masterclass in visionary leadership.

“OSC is a great place to be a father, a parent, a teacher, a coach, a friend, and a mentor.”

Steve Turner
Director of Athletics

For Steve Turner, The Overseas School of Colombo (OSC) is far more than just a workplace – it’s a community where every role he cherishes comes to life. Originally from the UK, Steve brings over 30 years of teaching experience, a deep well of wisdom, and an infectious passion for nurturing young people and honing them into well-rounded and capable individuals. Since joining OSC in 2012, his impact as Director of Athletics has been profound, shaping generations of students to embrace resilience, teamwork, and a love for movement that extends far beyond the sports field.

Steve’s love of Sri Lanka began in the late 1990s when he visited the island as a tourist and was captivated by its beauty and spirit. Fate brought him back years later, this time to become part of OSC’s thriving community. Reflecting on his journey, he marvels at the School’s growth, from world-class sports facilities to its ethos of collaboration and compassion.

Steve’s approach to athletics transcends the physical. “We don’t just teach sports we teach how to survive in water, and the value of teamwork and collaboration,” he explains. Under his leadership, OSC’s athletic programme has flourished, with students excelling in international competitions like SAISA (South Asian Inter-Scholastic Association) and securing 13 championship titles. Yet his proudest moments are deeply personal – watching his own son graduate from OSC, and seeing his daughter flourish into a highly competitive, caring role model are moments of pride. Further to this he says witnessing the transformation of his students into confident, capable individuals is always rewarding.

The challenges of COVID-19 brought out the best in OSC’s community, and Steve played a pivotal role in reimagining physical education for an online world. His dedication and creativity ensured that students remained engaged and connected, embodying the resilience and unity that makes OSC special.

Outside of work, Steve treasures the life he’s built in Sri Lanka, just minutes from the School and surrounded by the natural beauty of the island. He describes OSC as a sanctuary where every role he holds – father, mentor, coach, and friend – thrives in harmony.

To future educators, Steve offers words of wisdom: “Make the most of it, enjoy what you can. With the right mindset and the right support, you can achieve anything.”

“As teachers we must not be afraid of change, to be creative, to ensure every lesson is memorable so that it will have a lasting impact.”

Elves Tembe
PHE-MYP Teacher and Learning Leader, Secondary School

In 2022, Elves Tembe left behind the familiar landscapes of Mozambique, driven by a relentless dream to join the international teaching community. It wasn’t an easy path – on some days he applied to up to five schools a day, having to endure through countless rejections until The Overseas School of Colombo (OSC) offered him a job, and also a life-changing opportunity.

The journey began on 8 December 2022, with a single interview. By 11 December, the dream became a reality as Elves accepted his place in the OSC family. The moment he landed in Sri Lanka, he was met with warmth and professionalism – welcomed at the airport, guided through the induction process, and given the time to settle into his new life. He felt, for the first time, that he belonged to a community committed to learning, growth, and mutual care.

Adjusting to a new culture, a progressive curriculum, and an English-speaking environment came with its challenges. Yet, with resilience and an open heart, Elves embraced the hurdles. “Innovation is my name!” he says, passionately describing his drive to create dynamic, meaningful experiences for his students.

One of his most powerful projects, “Expression of Self,” is a testament to his creativity. Combining aerobics with poetry, this unique unit explored movement, emotion, and individuality, leaving students inspired and deeply engaged. Each year, Elves challenges himself to introduce fresh ideas, always asking, “What will benefit my students the most?”

But teaching isn’t just about innovation – it’s about humanity. A moment of heartbreak shaped Elves’s journey profoundly when he first started teaching. Due to a personal oversight, he witnessed first-hand the emotional weight of his actions even if it was an accident. Coming from a cultural background where identity and inclusivity conversations were rare, he used this moment to adapt and transform himself.

Elves reflected deeply, apologised with sincerity, and used the experience to rebuild trust and understanding. He even wrote an article aimed at African educators, urging them to embrace empathy and inclusivity in their classrooms. “That moment changed how I connect with my students. It taught me the power of listening, of respect, of compassion.”

Elves’s journey isn’t only professional; it’s deeply personal. He has overcome unimaginable strife, incomprehensible circumstances, and immense plight to achieve the impossible.

Born into extreme poverty, his tale is truly an embodiment of “rags to riches”. Everything he has achieved in life; Elves has had to fight against insurmountable odds to build himself a life of purpose. Elves is a three-time world jump rope champion, a respected author, a fitness aficionado, sports instructor and teacher. With the support of the OSC community, he wrote and launched his debut book, sharing his extraordinary story of resilience. His words have inspired students and colleagues alike, proving that even the most impossible dreams can come true.

Working within the International Baccalaureate (IB) World Curriculum, Elves has discovered that education extends far beyond the classroom. “It’s about life itself,” he says. At OSC, he has found a place that values courage, compassion, and creativity – qualities he exemplifies every day.

Through his teaching, innovative physical education programmes, global championships, his writing, and unyielding belief in the transformative power of education, Elves Tembe is more than just a teacher. He is a changemaker, a guide, an innovator, and a living testament to the strength of the human spirit.

“Leave this amazing place better than you found it.”

David Poulus
DP1 and DP2 Language and Literature Teacher and Learning Leader/Service Coordinator

For David Poulus, teaching is much more than delivering lessons – it’s a dance of connection, curiosity, and shared growth. Since joining The Overseas School of Colombo (OSC) five years ago, David has found a profound sense of purpose, drawn to Sri Lanka’s rich heritage, awe-inspiring scenery, and the warmth of its people. Having visited the island twice before, when the opportunity to work at The Overseas School of Colombo propped up it felt like destiny to him.

David’s journey at OSC has been both personally and professionally rewarding. For him, teaching is all about the students – their boundless curiosity, respectfulness, and spirited engagement are key motivators for him. “The success of every project is because of the kids,” he says judiciously, emphasising their commitment as the driving force behind the School’s many achievements. David takes pride in nurturing their individual strengths, likening the teacher-student relationship to a seamless dance of collaboration; one of rhythmic harmony, symphonic synchronicity, and mutual chemistry.

One of David’s proudest accomplishments at OSC has been his role in working passionately with the students in achieving the prestigious Eco-Schools Green Flag Award. This global recognition of sustainability was made possible through the leadership and dedication of OSC’s students. From the initial committee meeting, attended by 65 eager volunteers, to designing and maintaining the School’s sustainable gardens, students spearheaded every aspect of the initiative. These efforts didn’t just meet environmental goals – they cultivated a culture of ownership and stewardship among the students.

David’s involvement in OSC’s service groups further underscores his commitment to sustainability and community. He focuses on designing, maintaining, and spearheading service projects that address real-world challenges. These service groups concentrate on sustainability and supporting disadvantaged communities in the local area, where OSC students can interact and engage with others, learning from one another and bridging cultural differences.

These initiatives embody OSC’s mission of compassion, courage, and curiosity, enabling students to learn, act, and make a tangible difference.

Beyond academics, David values the connections built through the aforesaid OSC service groups, where students engage with the local community through recycling, clean-ups, and sustainability advocacy. These projects have not only enriched the community but have also instilled in students a deeper sense of responsibility and global citizenship.

For David, sustainability-centric service initiatives at OSC are the ultimate bridge between learning and action. It enriches the students’ education journey whilst also instilling values, emboldening kids to cultivate team spirit and responsibility. These programmes also forge meaningful connections between OSC and the local community, providing mutual learning opportunities while addressing critical environmental challenges.

David Poulus embodies a passion for holistic education and personal growth, seamlessly blending his professional and personal interests. At The Overseas School of Colombo, he champions sustainability into experiential education, integrating environmental stewardship into meaningful learning experiences. Outside the classroom, David’s pursuits reflect his dedication to balance and exploration – whether it’s reading for this PhD, enjoying a swim or a surf to rejuvenate himself, or tending to gardens that symbolise growth and sustainability.

It is through his passion for sustainability and dedication to nurturing compassionate, curious learners, that David Poulus embodies the transformative power of education at OSC, helping to create a lasting legacy for both the School and the world beyond its gates. His advice for future educators at OSC is simple yet profound: “Leave this amazing place better than you found it.

“In life, the most important lessons happen outside the classroom.”

Ian Lockwood
DP1 and DP2 Geography, Environmental Systems and Societies Teacher/DP CAS Coordinator

For Ian Lockwood, The Overseas School of Colombo (OSC) is a bountiful canvas for exploration, discovery, and personal growth. As a passionate educator and adventurer, Ian found his calling in blending the richness of the International Baccalaureate (IB) framework with the boundless opportunities offered by Sri Lanka’s natural beauty and vibrant culture.

Ian grew up in Bangladesh and India, and from his early years fell in love with the great outdoors, and the lavish, historic sceneries of Asia. Having visited Sri Lanka on numerous occasions, Ian fell in love with Sri Lanka; its breathtaking landscapes, rich cultural heritage, and warm hospitality, offering an unparalleled blend of natural beauty and timeless charm which enchanted him. So much so that Ian’s familiarity with the island is truly remarkable; he knows the country like the crux of his palm, with a vast knowledge of Sri Lanka’s sites and landscapes, enchanting geography and natural layout surpassing that of most Lankans.

Ian’s connection to Sri Lanka runs deep, is rooted in its natural beauty, aesthetic marvels, mesmerising heritage, and the hospitality and warmth of its people who he feels a strong kinship towards.

Whether he’s guiding students through the island’s natural wonders or diving into classroom discussions, Ian finds inspiration in the cycles of learning and growth that make his journey at OSC one of a kind, and really extraordinary.

Having commenced his inspirational journey at OSC in 2005, Ian is one of the longest serving expatriate teachers with 20 years under his belt. Ian has found his perfect abode in OSC as both a teacher and a parent, this assiduously travelled gentleman treasures the School’s mission of compassion, courage, and curiosity. These values resonate deeply in his teaching, where he encourages students to develop their academic skills along with an intimate understanding of culture, heritage, and history. Ian imparts experiential learning that builds character, a love for nature that’s interwoven with patience, empathy, and consideration – essential for navigating life’s complex challenges.

From the moment he joined OSC, Ian was drawn to its ethos – a space where teaching transcends the walls of a classroom and learning becomes a lifelong journey. “When you love what you do and do what you love, time fades away,” Ian reflects. He believes in the transformative power of experiential education, where the deepest lessons are learned not from textbooks but from moments of exploration, connection, and hands-on discovery in the wide, wild world.

Ian Lockwood beams with pride when speaking about two of his most transformative contributions to The Overseas School of Colombo: spearheading the Experience Sri Lanka! Week Without Walls (WWW) programme and revolutionising CAS (Creativity, Activity, Service) reflections in the Diploma Programme through the innovative and comprehensive use of student blogs.

In 2023, Ian’s commitment to this philosophy came to life during a field study in the Sinharaja Rainforest. Guiding a small group of students alongside Professor Nimal Gunathilake, Ian watched their curiosity ignite as they measured towering trees, studied ecological restoration, and grasped the importance of preserving Sri Lanka’s wet ecosystems. He recalls these moments as magical opportunities to inspire a love for environmental stewardship. Another memorable journey to Ella recently further affirmed Ian’s belief in the power of outdoor learning to foster resilience, empathy, and wonder.

Ian Lockwood’s 20-year journey at OSC is a testament to the transformative power of holistic education that transcends boundaries. From the adventurous travels rife with vibrant wonders of natural exquisiteness, to the hearts and minds of his students, Ian has created a legacy brimming with life lessons, and unwavering belief that the most profound knowledge is gained through exploration and connection, inspiring students to see the world not just as it is but as it is truly meant to be seen.

“Once a Gecko, always a Gecko.”

Samantha Wood
Primary Assistant Principal and PYP Coordinator

For Samantha Wood, The Overseas School of Colombo (OSC) isn’t just a place of work – it’s a place of transformation, belonging, and profound connection. Originally from Colorado, USA, Samantha joined OSC in 2019, bringing with her a wealth of experience from Saudi Arabia and Qatar and a deep passion for shaping young minds. Specialising in social and emotional learning and a conceptually based elementary curriculum, she finds her greatest joy in empowering children to explore, inquire, and take meaningful action on the issues closest to their hearts.

Samantha’s approach blends innovation with empathy, nurturing students into compassionate, globally conscious citizens. For her, OSC has been a sanctuary – a space where personal passions and professional purpose align seamlessly. “OSC lets you fall into where your passions and strengths truly are,” she shares, her voice filled with gratitude. It’s a school where kindness thrives, and the sense of community offers unwavering support. “Whatever happens outside the walls of OSC, inside these walls you are safe, always protected and fortified,” she says, capturing the unique warmth of this extraordinary place.

Samantha fondly recalls her early days at OSC and the kindness of Geraldine, the School’s longest-serving faculty member, who became a guiding light and a living example of the selflessness that defines OSC’s culture. From her colleagues’ collaborative spirit to the countless small gestures of care, Samantha has found a second family at OSC.

When she’s not immersed in the vibrant life of the School, Samantha spends her time travelling with her husband, losing herself in the pages of a good novel, or embracing the outdoors to recharge her soul. Her journey at OSC is a testament to living out the School’s core values of compassion, courage, and curiosity every single day.

She offers a simple yet powerful message to future educators: “Bring kindness above all else – you never know the battles others are fighting.”

At OSC, Samantha found her purpose, people, and place to thrive. While it is Sam’s final year, she reflects that some of the best years of her life were at OSC. For Samantha, being part of OSC is a lifelong bond, and she sums it up emotionally with tears filling her eyes, expressing her heartfelt belief with unadulterated pride: “Once a Gecko, always a Gecko.”

“OSC gives us balance, and what a privilege it is to work in a world-class environment.”

Rangika Kuruppu
Learning Leader, Design

These heartfelt words from Rangika perfectly capture the essence of her eleven-year journey at The Overseas School of Colombo (OSC).

In a world driven by technology, robotics stands as a gateway to innovation, problem-solving, and creativity. At The Overseas School of Colombo (OSC), robotics enables students to delve into a hands-on learning process where science, technology, engineering, and mathematics (STEM) converge with creativity and teamwork. Robotics challenges students to design, build, and programme, but it also teaches invaluable lessons in resilience, adaptability, and collaboration.

Rangika’s story begins on 1 August 2014, when she stepped into OSC with a powerful blend of academic excellence and domestic international school experience. Coming from an academically qualified background that ranges from Information Systems Management to having obtained a Master of Research degree, she arrived to OSC with a vision: to inspire students and lead them into a future defined by robotics. To her robotics is a transformative tool that prepares students for the complexities of tomorrow, blending technical mastery with ethical awareness to shape compassionate, innovative leaders.

Starting as a Middle Years Programme (MYP) Design Teacher, Rangika found her passion in integrating cutting-edge technology into education. Her journey evolved as she took on the role of Tech Integration Specialist, guiding both students and staff to embrace the limitless possibilities of educational technology. In 2022, her dedication and prowess led her to become the Learning Leader of the Design Department, where she now shapes a generation of thinkers, creators, and innovators.

For Rangika, OSC is a special place that nurtures balance and provides a platform for educators to thrive. She speaks with pride about competing in two prestigious international robotics competitions; the FIRST LEGO League and the World Robot Olympiad, making OSC the first and only international school in Sri Lanka to represent the country on a global stage. “This school opens doors to the world,” she muses, acknowledging how OSC’s diverse, multi-ethnic environment fosters empathy, inclusivity, and collaboration.

Rangika cherishes the freedom to share her unique perspectives while exploring the ever-evolving world of robotics. It is this mutual respect and regard, of balancing learning and understanding that she believes strengthens the OSC community and prepares students for the complexities of the world. “The IB curriculum builds the little things that form the bigger picture,” she shares, emphasising the transformative power of progressive holistic education that goes beyond conventional academics.

OSC has not only allowed Rangika to grow professionally but has also deepened her belief in the importance of lifelong learning and global citizenship. “Working here is both a privilege and an opportunity,” she says, grateful for a community that values advancement, discovery, and exploration.