Question: Jon Garth Murray, was the second son of late controversial activist Madalyn Murray O'Hair, was an American activist, founder of American Atheists, and the organization's president, from which span of years?
Sentence (from "Jon Garth Murray"): Jon Garth Murray (November 16, 1954 – September 29, 1995) was the second son of late controversial activist Madalyn Murray O'Hair, the first president and founder of American Atheists, Inc., in 1963.
Relevant evidence: Yes