Andrei Sakharov was a Soviet physicist and human rights activist who was awarded the Nobel Peace Prize in 1975. He is known for his efforts to promote civil liberties and disarmament in the Soviet Union, and for his role in designing the hydrogen bomb. Synonyms for Sakharov could include "dissident," "activist," "humanitarian," "innovator," "scientist," and "thinker." His work has been lauded by many, though it has also generated controversy due to its association with nuclear weaponry. Today, Sakharov's legacy lives on as a symbol of freedom, progress, and resistance to authoritarianism.