Nerissa Muthayan

G20 Researcher & Data Scientist

Nerissa Muthayan is a G20 Researcher at the Institute for Economic Justice (IEJ), where she focuses on bridging the gap between data, research, and policy to develop more inclusive economic frameworks across international forums. She holds a Master’s degree in Data Science (e-Science), an Honors degree in International Relations, and a Bachelor’s degree in International Relations, Political Science, and English Literature — all with distinction from the University of the Witwatersrand. Before joining the IEJ, Nerissa was a Research Fellow at the South African Institute of International Affairs (SAIIA) and a Visiting Research Fellow in Brazil at the Institute for Applied Economic Research (Ipea).

By this expert

Hungry for Development: The leadership of the Global South from G20 to COP30

Article | Nov 9, 2025

Since 2007, recurring food-price spikes reveal hunger as a problem of market design and underinvestment, not scarcity. With Brazil’s COP30 on the horizon, aligning climate commitments with food systems could cement policy space to manage markets and advance the right to food.