Koko Warner


Director of the IOM Global Data Institute (GDI)

Koko Warner is leading IOM’s work to implement the IOM Migration Data Strategy 2020 – 2025 by bringing together IOM’s data expertise on data collection, analysis and sharing; migration data governance; and forecasting, among others. Koko has worked in the United Nations for over 16 years, directing research on climate change and migration, and climate risk management at the United Nations University before joining the secretariat to the UN Framework Convention on Climate Change (UNFCCC) to supervise the climate impacts, vulnerabilities and risk policy workstreams in its adaptation division.

Throughout her career with the United Nations, Koko has contributed to understanding, managing, and informing policy about adverse climate impacts. She conducted the first field-based studies of climate change and migration, and of loss and damage that informed the Paris Agreement. Prior to joining the UN system, Koko was a researcher at ETH Zürich at the WSL Federal Institute for snow and avalanche research working on comprehensive risk management in Davos, Switzerland. Koko received her PhD in Economics from the University of Vienna as a Fulbright Fellow, while working at the International Institute for Applied Systems Analysis (IIASA).