Yevgeniy Ivanovich Chazov was a physician of the Soviet Union and Russia, specializing in cardiology, Chief of the Fourth Directorate of the ministry of health, academic of the Russian Academy of Sciences and the Russian Academy of Medical Sciences, a recipient of numerous awards and decorations, Soviet, Russian, and foreign.

International Physicians for the Prevention of Nuclear War (IPPNW) is a non-partisan federation of national medical groups in 63 countries, representing doctors, medical students, other health workers, and concerned people who share the goal of creating a more peaceful and secure world free from the threat of nuclear annihilation. The organization's headquarters is in Malden, Massachusetts. IPPNW was awarded the Nobel Peace Prize in 1985.