Chi Sum TSE
Chi Sum is a member of the PISA team at the OECD in Paris. PISA is a world-class metric that measures the performance and efficiency of education systems. He provides education policymakers and school leaders with evidence-based recommendations to improve performance at both school and national levels. Chi Sum also contributes to the development of PISA instruments, leveraging his background in international assessment methodology and data science. He is currently researching the use of AI in international large-scale assessments, focusing on coding open-ended questions and providing detailed feedback for student improvement.
Before working in the field of education, Chi Sum has worked in the development field. During his time in Latin America, he collaborated with NGOs in Peru and Un Techo Para Mi País in Argentina, one of the largest civil society organizations in social development in the region. He also participated in a large-scale project with UNICEF Argentina, producing a publication on the lives of young people in informal settlements in Buenos Aires. In France, Chi Sum was elected to the trustee board of CCFD – Terre Solidaire, one of the largest development NGOs in France. He advised the NGO on strategies related to food security, international partnerships, and citizen empowerment in Latin America.
Chi Sum read an MSc in Educational Assessment from the University of Oxford. He previously received the French Government’s Alexandre Yersin scholarship to study at Sciences Po Paris (Institut d’études politiques de Paris), where he earned an MA in International Development. Additionally, he has taken master-level courses on Mercosur at the University of Buenos Aires and graduated with a BA in English Studies from the City University of Hong Kong.
Chi Sum is a self-taught polyglot, with Cantonese as his mother tongue. He speaks English, Spanish, French, Japanese, Mandarin, and Brazilian Portuguese, and he has taken Arabic classes. He also spent six months living in Berlin.