James Hartle

James B. Hartle
Hartle in 2007
Born	James Burkett Hartle (1939-08-17)August 17, 1939 Baltimore, Maryland, U.S.
Died	May 17, 2023(2023-05-17) (aged 83) Zurich, Switzerland
Alma mater	Princeton University California Institute of Technology
Known for	Consistent histories Hartle-Thorne metric Hartle-Hawking state
Scientific career
Fields	General relativity Astrophysics Quantum mechanics
Institutions	University of California, Santa Barbara Santa Fe Institute
Doctoral advisor	Murray Gell-Mann

James Burkett Hartle (August 17, 1939 – May 17, 2023) was an American theoretical physicist. He joined the faculty of the University of California, Santa Barbara in 1966, and was a member of the external faculty of the Santa Fe Institute. Hartle is known for his work in general relativity, astrophysics, and interpretation of quantum mechanics.