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

Jonah Busch

Senior Environmental Economist, Cities4Forests, Natural Infrastructure

Jonah Busch

Josh Cohn

Utah Watershed Health Coordinator, Cities4Forests

Josh Cohn

Natasha Collins

Manager, Cities4Forests and Natural Infrastructure Initiative

Natasha Collins.

Achille Djeagou Tchoffo

Congo Bassin Coordinator, Open Timber Portal, Congo Basin

Achille Djeagou Tchoffo

Christopher M. Ede-Calton

Senior Engagement Manager, Land & Carbon Lab

Christopher M. Ede-Calton

Todd Gartner

Director, Cities4Forests and Natural Infrastructure

Todd Gartner.

Christopher Gillespie

Project Specialist & Research Coordinator

Christopher Gillespie.

Kendie Kenmoe

Forest Atlas Technical Manager, Data Lab

Roger Mambeta

GIS Expert, Democratic Republic of Congo

Elise Mazur

GIS Research Associate, Land & Carbon Lab

Elise Mazur.

Tshims Mbala

Driver and Logistics Assistant, DRC Office

Joelle Nkosi Boeli

Legal and Partnerships Officer, Democratic Republic of Congo

Joelle NKOSI

Angela Isabella Scafidi

Research Analyst, US Lands and Land & Carbon Lab

Angela Scafidi.

Guy Shemisi

Accountant, Central Africa Forest Initiative

Guy Shemisi