Experts & Staff

WRI brings together nearly 1,900 staff and experts who are leaders in their fields. Their work spans topics such as food and land use, energy, cities, economics, finance, governance and more. Our staff and researchers work globally and in 12 focus countries to meet people’s essential needs, to protect and restore nature, and to stabilize the climate and build resilient communities.

Contact our media team to arrange an interview with any of our experts.

Program Experts & Staff

Nii Darko Darko

Research Analyst II, Cities Program, WRI Africa

Marc Manyifika

Country Lead for Urban Water Resilience/Lead Spatial Planner for the program

Marc Manyifika

George Mwaniki

Head of Air Quality, WRI Africa

George Mwaniki

Mark Tonyemevor

Urban Mobility Analyst, WRI Africa Ross Center for Sustainable Cities

Mark Tonyemevor

Hellen Wanjohi-Opil

Resilience African Cities Lead, WRI Africa

Hellen Wanjohi-Opil
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