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Contact PSR

Catherine Thomasson, MD Profile
Executive Director
(office) 202.587.5240
(cell) 503-819-1170

Barbara Gottlieb Profile
Director, Environment and Health
301.593.6140 (after hours)

Martin Fleck Profile
Director, Security

PSR Staff and Experts


Mission Statement

Guided by the values and expertise of medicine and public health, Physicians for Social Responsibility works to protect human life from the gravest threats to health and survival. PSR is the medical and public health voice working to prevent the use or spread of nuclear weapons and to slow, stop and reverse global warming and toxic degradation of the environment.

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Press Release Archive »

Press Clippings

  • February 4, 2016
    Doctors to Lawmakers: Slow the Rush to Frack

    An interview with PSR President Dr. Lynn Ringenberg on a Florida bill that would open the state to more fracking.

    Source: Public News Service
  • January 28, 2016
    Dr. Herbert L. Abrams, Who Worked Against Nuclear War, Dies at 95

    Dr. Herbert L. Abrams, a radiologist at Stanford and Harvard Universities and a founder of International Physicians for the Prevention of Nuclear War, which won the Nobel Peace Prize in 1985 for its work in publicizing the health consequences of atomic warfare, died on Jan. 20 at his home in Palo Alto, Calif. He was 95.

    Source: New York Times
  • January 28, 2016
    Green groups question EPA justification for ozone rule

    Did U.S. EPA dismiss findings from its own scientific advisers that it should have gone further in lowering the ambient air quality standard for ozone? PSR and partner groups are challenging the standard in a new lawsuit. (Subscription required)

    Source: Environment & Energy Daily

Press Clippings Archive »