Andrei Sakharov

Andrei Dmitrievich Sakharov (Russian: Андре́й Дми́триевич Са́харов; May 21, 1921 – December 14, 1989) was a Russian nuclear physicist, Soviet dissident and human rights activist.He became renowned as the designer of the Soviet Union's Third Idea, a codename for Soviet development of thermonuclear weapons. Sakharov was an advocate of civil liberties and civil reforms in the Soviet Union. He was awarded the Nobel Peace Prize in 1975.