Juris Hartmanis

Categories

20th-century American engineers

Members of the United States National Academy of Sciences

1928 births

20th-century American scientists

Fellows of the Association for Computing Machinery

Turing Award laureates

Marburg University alumni

Members of the United States National Academy of Engineering

California Institute of Technology alumni

University of Kansas alumni

Cornell University faculty

2022 deaths

Fellows of the American Mathematical Society

Santa Fe Institute people

Ohio State University faculty

Scientists from Riga

American theoretical computer scientists

Latvian World War II refugees

Latvian emigrants to the United States

University of Missouri–Kansas City alumni

Juris Hartmanis (July 5, 1928 – July 29, 2022) was a Latvian-born American computer scientist and computational theorist who, with Richard E. Stearns, received the 1993 ACM Turing Award "in recognition of their seminal paper which established the foundations for the field of computational complexity theory".

Life and career

Hartmanis was born in Latvia on July 5, 1928. He was a son of , a general in the Latvian Army, and Irma Marija Hartmane. He was the younger brother of the poet Astrid Ivask. After the Soviet Union occupied Latvia in 1940, Mārtiņš Hartmanis was arrested by the Soviets and died in prison. Later in World War II, the wife and children of Mārtiņš Hartmanis left Latvia in 1944 as refugees, fearing for their safety if the Soviet Union took over Latvia again.