Thomas Dennison Parrish, American computer systems engineer. Achievements include first known application of Quicksort algorithm in production compiler environment; development of operational context-based message retrieval system for United States Navy, of generalized Fibonacci series and applied to computer sorting system; designer automated patent system for United States Patent Office.
Parrish, Thomas Dennison was born on December 13, 1935 in Gardner, Massachusetts, United States. Son of Frank T. and Harriet G. (Wilder) Parrish.
Bachelor of Engineering Physics, Cornell University, 1958.
Commissioned ensign, United States Navy, 1958;advanced through grades to Lieutenant, United States Navy, 1963;resigned, United States Navy, 1967;computer systems scientist, engineer, Planning Research Corporation, McLean, Virginia, since 1967.
Married Pamela M. Despres, February 20, 1969. Children: Michelle, Simone, Denise.