Experts & Staff

WRI brings together 1,400 experts and other staff in working in seven programs: food, forests, water, energy, cities, climate and the ocean and four centers of excellence for business, economics, finance and equity. Our staff and researchers work globally to produce data-based solutions that generate real change on the ground.

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



Dan Lashof

Director, WRI United States

Dan Lashof

Program Experts & Staff

Nate Aden

Senior Associate, Business Center

Pandora Batra

Strategic Engagement Manager, Climate Program / WRI Ross Center for Sustainable Cities

Romeo Bertolini

Deputy Director, Head of Bonn office, NDC Partnership

Elizabeth Bridgwater

Research Analyst

Greg Carlock

Manager, Climate Action & Data

Imane Chafiq

Country Engagement Specialist

Imane Chafiq

Matthew Cronin

Project Coordinator II

Tom Cyrs

Research Associate

Tom Cyrs

Christina DeConcini

Director, Government Affairs

Carrie Dellesky

Engagement & Communications Manager, Carbon Removal

Helen Ding

Environmental Economist

Christopher M. Ede-Calton

Senior Engagement Manager, Land & Carbon Lab

Christopher M. Ede-Calton

John Feldmann

Research Analyst II, WRI United States

Rhys Gerholdt

Director of Communications & Media Strategy, Climate Program

Alexandre Grassigny

Project Coordinator Outreach, NDC Partnership

Karl Hausker

Senior Fellow

Matt Herbert

Communications Manager, Climate Program, WRI US

Joel Jaeger

Research Associate II, Climate Program

Kevin Kennedy

Senior Fellow, U.S. Climate Initiative

Yuke Kirana

Data Intern, Systems Change Lab

Yuke Kirana

Katie Lebling


Clarissa Lehne

Country Engagement Specialist, NDC Partnership

Clarissa Lehne

Joaquim Leite

Senior Country Engagement Specialist, NDC Partnership

Eliza Northrop

Senior Associate, Policy Lead – Sustainable Ocean Initiative

Jamal Srouji

Associate I, Climate Program

Joe Thwaites

Associate II, Sustainable Finance Center

Leandro Vigna

Data Partnerships & Outreach Manager

Leandro Vigna

Gillian Zwicker

Research Associate I, International Engagement, Climate Program

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