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
Leticia Hirosue
Senior Urban Adaptation Analyst
Jiregna Hirpa
Transport Planner, WRI Africa
Maggie Hirt
Project Coordinator, National Climate Action
Celestin Hirwandame
Portfolio Associate, Lake Kivu & Rusizi River Basin, Restoration Finance
Ben Holland
Senior Manager, NUMO, WRI Ross Center for Sustainable Cities
Jillian Holzer
Communications Manager, Food
Hong Miao
Director, Sustainable Transition Center, Senior Energy Expert, WRI China
Stacy Hong
Special Assistant, Climate & Economics
Scott Honse
Global Director of IT
Caitlin Hopper
Global Board Affairs Manager
Lara Horn
Urban Financing and Economics Analyst, WRI Brasil Ross Center for Sustainable Cities
Mansie Hough
Communications Manager, U.S Energy, WRI U.S. Polsky Energy Center
Millie Howard
US Energy Communications Intern, WRI US
Haizi Hu
Project Operations Manager, Food and Natural Resources Program, WRI China
Zhuohui Huang
Research Analyst , Sustainable Transition Center, WRI China
Justyn Huckleberry
Projects & Research Associate, NUMO Alliance
Edwina Hughes
Head of partnerships and engagement, Food Initiatives
Iain Hunt
Corporate Standard Manager, Greenhouse Gas Protocol
Sammifay Hunter
Individual Philanthropy & Engagement Specialist
Gabby Hyman
Clean Energy Research Analyst, WRI U.S. Polsky Energy Center
Elliott Ichimura
General Manager, Global Forest Watch Pro
Natalie Ichtertz
Field Accounting Support Manager
Nicole Ihirwe
Food Systems Specialist-LKR
Celal Tolga Imamoglu
Senior Manager, Transport & Road Safety, WRI Türkiye
Jessica Immelman
Senior User Success Manager, Global Nature Watch
Bruno Incau
Financing and Urban Economy Coordinator, WRI Brasil
Elizabeth Issac
Grants and Project Manager, Climate Program
Tsion Issayas
Senior Communications Manager, WRI Africa
Eleanor Jackson
Communications, Engagement and Research Associate , Electric School Bus Initiative, WRI Ross Center for Sustainable Cities
Joel Jaeger
Senior Research Associate, Systems Change Lab
Vijay Jagannathan
Senior Fellow, WRI Ross Center for Sustainable Cities
Aarushi Jain
Intern, Restoration Policy Accelerator
Adriana Jakovcevic
Senior Road Safety Specialist, WRI Brasil Ross Center for Sustainable Cities
Oliver James
Land Sector Associate, GHG Protocol
Clemens W. Janssen
User Research & Engagement Lead
Joyce Javillonar
Global Coordination Manager, Energy, WRI Polsky Center for the Global Energy Transition
Karolina Jesus
Mobility Planning Analyst, WRI Brasil
Zhaoqianyi (Zhao) Ji
Research Analyst, Greenhouse Gas Protocol
Xiaoqian Jiang
Senior Associate and Climate Lead, Sustainable Transition Center, WRI China
Tanya Jimenez
Linking and Capacity Building Manager
