Leadership

Jelena Vugdelija

Executive Principal

Ms. Jelena’s teaching experience began in Croatia during her time at university, before she went on to complete her Master’s degree in Electrical Engineering and move into teaching Mathematics, Physics, and Information and Communication Technology. In the years since, she has built a career spanning over 17 years and four countries — Croatia, the United Kingdom, the United Arab Emirates, and China — later earning her PGCE to complement this international experience. Along the way, she has taught across GCSE, A-Levels, and IB, and has taken on a range of leadership roles, both pastoral and academic, reflecting her broad and well-rounded approach to school life. Throughout her career, Ms. Jelena has focused on fostering multicultural integration and collaboration among students and educators, on supporting student development and helping them discover their passions, and on embedding globalized curricula in ways that best support international students.

Tim McCauley

MYP Coordinator

Mr. Tim has over 20 years of experience in middle school education. He has taught in Australia and the United States and previously served as a Science Department Chair, coach, and dorm parent at a boarding school. For the past three years, he has worked at Wahaha’s sister school, New England Innovation Academy, as the founding science teacher and Middle School Director. He believes education should spark curiosity, build confidence, and connect learning to the real world through interdisciplinary experiences.

Reinette Roberts

PYP Coordinator

Mrs. Reinette Roberts is an experienced international educator with 20 years of teaching and leadership experience, specializing in the IB Primary Years Programme (PYP). As the PYP Coordinator at Wahaha International School, she supports curriculum development, teacher growth, and programme quality.

She holds a Bachelor of Education (Honours) in Educational Management, Policy, and Law from the University of Pretoria, as well as a Higher Education Diploma in Pre- and Junior Primary Education. She has taught in the UK, South Africa, and China, and has led PYP teams and curriculum initiatives since 2018. Her educational philosophy emphasizes inquiry-based learning, student agency, and the development of globally minded learners with strong critical thinking skills.

Izzie Jin

Principal Assistant / Administrative Coordinator

Ms. Izzie holds a master’s degree in International Administration from Shanghai International Studies University and has extensive experience in international education.

At WIS, she supports school-home communication, coordinates school-wide initiatives and events, and contributes to student leadership development. She is committed to building a supportive, well-connected school community where students and families feel valued and supported.