Our Experts

EWG’s experts break down the science and bring you the details that matter. Their collective research and advocacy are grounded in rigorous, science- and data-driven analysis, with a laser focus on protecting human health and the environment. 

Our team includes PhDs, toxicologists, legal experts, communications and data specialists and many other experts. With their insight, EWG offers the latest information and breakthrough research to help you make better choices for your health. 

This is EWG. 

Areas of Focus

Areas of Focus

Bill Allayaud

Vice President, California Government Affairs
Water
Fossil & Nuclear
California

Monica Amarelo

Vice President, Media Relations
Personal Care Products
Cosmetics
Household & Consumer Products
Toxic Chemicals
PFAS Chemicals
California

David Andrews, Ph.D.

Senior Scientist, Chemical Research: Chemistry and Toxicology
Water
Sunscreen
Household & Consumer Products
Nanomaterials
PFAS Chemicals

Kaley Beins, MPH

Senior Scientist, Toxicology: Chemical Safety and Toxicology
Personal Care Products
Cosmetics
Household & Consumer Products
Toxic Chemicals
Chemical Policy
Pesticides
PFAS Chemicals

Melanie Benesh

Vice President, Government Affairs
Personal Care Products
Toxic Chemicals
Chemical Policy
PFAS Chemicals

Ken Cook

President
Water
Farming & Agriculture
Energy
Chemical Policy
Pesticides

Sydney Evans, MPH

Senior Science Analyst, Data Science Research
Water
Pesticides
PFAS Chemicals

Scott Faber

Senior Vice President, Government Affairs
Farming & Agriculture
Personal Care Products
Household & Consumer Products
Chemical Policy

Alex Formuzis

Senior Vice President, Communications & Strategic Campaigns
Farming & Agriculture
Energy
Asbestos
Pesticides

Alexa Friedman, Ph.D.

Senior Scientist
Personal Care Products
Cosmetics
Family Health
Children’s Health
Toxic Chemicals

Samara Geller

Senior Director of Cleaning Science, Consumer Safety Science
Household & Consumer Products
Cleaning Supplies
BPA

Sarah Graddy

Senior Communications Advisor for Agriculture and Climate
Water
Farming & Agriculture
Farm Subsidies
Toxic Algae
Pesticides

Jared Hayes

Senior Policy Analyst
Food & Farm Workers
Farm Subsidies
PFAS Chemicals

Jessica Hernandez

Policy Director
Energy
Utilities
Federal & State Energy Policy
Fossil & Nuclear
Renewable Energy
PFAS Chemicals

Geoff Horsfield

Government Affairs Manager
Farming & Agriculture
Meat and Dairy Alternatives
Factory Farms

Susan Little

Senior Advocate, California Government Affairs
Cosmetics
Children’s Health
Toxic Chemicals
Lead
California

Iris Myers

Senior Communications Manager
Food
Personal Care Products
Household & Consumer Products
Food Chemicals

Olga Naidenko, Ph.D.

Vice President, Science Investigations, Research & Development
Water
Toxic Chemicals
Lead
Pesticides

Anne Schechinger

Midwest Director
Farming & Agriculture
Farm Pollution
Farm Subsidies
Toxic Algae

Emily Spilman

Healthy Living Science Program Manager, Consumer Safety Science
Cosmetics
Sunscreen

Sydney Swanson

Healthy Living Science Analyst, Consumer Safety Science
Food
Household & Consumer Products
Cleaning Supplies
Pesticides

Homer Swei, Ph.D.

Senior Vice President, Healthy Living Science, Consumer Safety Science
Personal Care Products
Cosmetics
Household & Consumer Products
Cleaning Supplies
Chemical Policy
The EWG team

In addition to our roster of experts, our team works tirelessly to propel our mission forward and empower you with the information you need to make decisions about your health and your environment.