Author: Dave Grossman
Alternate names: David Allen Grossman; David A. Grossman
Born: 23 Aug 1956
Bio: David Allen Grossman (born August 23, 1956) is an American author and trainer who conducts seminars on the psychology of lethal force. He is a retired lieutenant colonel in the United States Army. 

**Source**: <a href="https://en.wikipedia.org/wiki/Dave_Grossman_(author)" target="blanck">Dave Grossman</a> on Wikipedia.