This guide covers specific types of potential risks related to serving as an expert witness and other consulting work, including legal issues, monetary concerns, and conflicts of interest.
2024 Year in Review
During this truly extraordinary year, we have been busier than ever.
Protecting the Scientific Endeavor
Science Under Siege
The Climate Science Legal Defense Fund has fought for the scientific endeavor since 2011. Our initiatives ensure that scientists can conduct, publish, and discuss their research and advocate for science without the threat of political harassment, censorship, or legal intimidation.
Climate Litigation Toolkit
Our free legal resources explain the best practices for safely and effectively engaging in climate litigation and other scientific consulting work.

Our Year in Review
2023 was quite a year. Learn what your generous support made possible.
Updated Report: Open Records Laws
These laws, while critical to government transparency, are frequently misused by groups seeking to harass scientists and slow or halt the scientific endeavor. This report can help scientists and attorneys respond to such inquiries.
Political Action Toolkit
Our free legal resources explain the best practices for safely and effectively engaging in political advocacy.
Join Our Mailing List
Our Work
We provide free legal aid and resources to researchers, educate the scientific community about their rights and responsibilities, and strengthen legal protections to promote scientific integrity.
Silencing Science Tracker
The Silencing Science Tracker is a public database that tracks government efforts to restrict, censor, undermine, and misrepresent science since the November 2016 election. To date, we have documented more than 500 attacks on science. We catalog government efforts to restrict, censor, undermine, and misrepresent science.
Safeguarding Scientific Integrity
We promote scientific integrity reforms to ensure the best available research and data inform government decision-making. And we publish resources to advance understanding of how research institutions and federal agencies approach scientific integrity — and how to strengthen legal protections for science and scientists.
Latest Resources and Activities
Open records laws are valuable tools for government transparency, enabling the public to seek documents related to state and federally…
Scientists must be prepared for politically-motivated attacks. We produced this guide to educate scientists about the legal risks they may face.
Scientists: Know Your Rights
The legal risks for any individual scientist are small, but there are actions you can take to protect and defend yourself, especially if you’re involved in scientific advocacy and activism.
Our Expertise in the News
-
Press | News What are the consequences of US climate policyMarch 19, 2025 Tagesschau
"They're using different words. Extreme weather instead of climate change, for example, which isn't a politically charged word. And they're starting to archive their research results out of government hands."
-
Press | News Trump official who tried to downplay major climate report now will oversee itMarch 4, 2025 E&E News | Politico
A former Trump official who alarmed scientists years ago when he attempted to meddle with a congressionally mandated climate report has returned to the White House in a role that’s expected to heavily influence the next version of the assessment.
-
Press | News 'Trump and Musk are plunging American science into indescribable chaos'March 3, 2025 Le Monde
This digital coup also, and above all, enables a tight control of power over the conduct of science and the production of knowledge, which is nothing like what the first Trump administration (2017-2021) had implemented.
Take a Stand for Science
Your support helps us fight for scientists and defend scientific integrity.