David Stifler Johnson was an American computer scientist specializing in algorithms and optimization. He was the head of the Algorithms and Optimization Department of AT&T Labs Research from 1988 to 2013, and was a visiting professor at Columbia... Wikipedia
Born: December 9, 1945, Washington, D.C.
Died: March 8, 2016 (age 70 years)
Awards: ACM Fellow (1995) and Knuth Prize (2010)