Experts & Staff
WRI’s experts are leaders in their fields. Their work spans topics such as food and land use, energy, cities, climate, economics, finance, governance and more. Our more than 2,000+ staff work on the ground in more than a dozen focus countries and with partners in over 50 nations. Contact our media team to arrange an interview with any of our experts.
Program Experts & Staff
Ettore Arpini
Director for Strategy and Impact, WRI Brasil
Jonah Busch
Senior Environmental Economist, Cities4Forests, Natural Infrastructure
Clemens W. Janssen
User Research & Engagement Lead
Yuke Kirana
Research Associate, Systems Change Lab
Anne Maassen
Senior Urban Research, Knowledge & Learning Manager, WRI Ross Center for Sustainable Cities
Kirian Mischke-Reeds
Research Analyst, Raising National Climate Ambition
David Pérez-Barbosa
Global Data Coordinator
Katharina Wache
Research Analyst, Corporate Water Stewardship