Attacks on Science

Published Jan 20, 2017 Updated May 28, 2024

Science is at the core of a healthy democracy. But for years, presidential administrations have, in differing ways, sidelined scientific evidence and attacked scientific integrity.

Below is a running list of attacks on science. They include disappearing data, silenced scientists, suppressed studies, and other assaults on science-based policy. The list provides a representative sample of threats to the federal scientific enterprise—and a warning of what we face in the future. More information can be found in our peer-reviewed study and in our data repository.

Attacks on science

Analysis on Airborne Bacteria Suppressed

Dr. James Zahn, a research microbiologist at the USDA, asserted that he was prohibited on no fewer than 11 occasions from publicizing his research on the potential hazards to human health posed by airborne bacteria originating in farm wastes.

Science Overruled on Emergency Contraception

The FDA repeatedly placed ideological and political considerations over scientific evidence in handling the emergency contraceptive drug Plan B’s switch from prescription to over-the-counter access.

FDA’s Drug Safety System Fails to Protect Public

In September 2004, the pharmaceutical company, Merck, voluntarily withdrew its pain medication Vioxx from the market after evidence emerged that patients were at increased risk of heart attack while taking the drug.

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