Meet the staff

Meet our staff

For over 75 years, FAS has fostered the voices of world-class experts and early-career researchers alike from a variety of scientific, academic, and professional backgrounds.

meet our experts
Director, Nuclear Information Project
Hans Kristensen
Status of Worldwide Nuclear Arsenals,
Nuclear Policy and strategy, De-alerting,
Nuclear Weapons
Staff Fellow
Hernán Colmenero
Associate Director, Science Policy
Irene Ngun
Senior Manager
Jacob Robertson
Nuclear Power,
Policy Engagement & Advocacy,
Nonprofit Management
Wildfire Policy Specialist
James Campbell
Government Affairs,
Regulatory Law,
Climate & Environment Policy
Executive Assistant
Janet Abubo O’Brien-Kumi
corporate communications,
event management
Chief Science Officer
Jedidah Isler
Science & Technology Policy,
Equity in Science & Technology,
S&T Talent Development,
Bright Futures
Jenna Segal has worked nationally and internationally across the food system to develop and support equitable, sustainable food systems that positively impact the health and well-being of people around the world
Staff Fellow
Jenna Saunders
Senior Fellow
Jennifer Erickson
Innovation,
Organ Donation Policy,
Economic Policy and Entrepreneurship,
U.K./Scotland Economic Policy/Politics
Senior Fellow
Jennifer Pahlka
State capacity,
Government innovation
Senior Manager, Environmental and Climate Policy
Jessica Blackband
Environmental policy,
wildfire,
federal permitting
Staff Fellow
Jillian Dy