Quote of the day
In a world where change is inevitable and continuous, the need to achieve that change without violence is essential for survival.
Robert Geroch

Born: June 1, 1942 (age 82)
Bio: Robert Geroch is an American theoretical physicist and professor at the University of Chicago. He has worked prominently on general relativity and mathematical physics and has promoted the use of category theory in mathematics and physics. He was the Ph.D.
Known for:
- General relativity from A to B (1978)
- Mathematical physics (1985)
- Perspectives in Computation (2009)
- General Relativity: 1972 Lecture Notes (2013)