American theoretical physicist This page exists in: English Español Austrian-born Amrerican theoretical physicist. Co-founder of the Union of concerned scientists. Director-general of CERN 1961-1966. SHARE Email to share with Your name CAPTCHA This question is for testing whether or not you are a human visitor and to prevent automated spam submissions. Copied to clipboard REQUEST TO REMOVE Birth year 1908 Death year 2002 Profession Scientist Nationality United States