Which American focused on the realm of opposition to religion during the Golden Age of Freethought was parent to Jon Garth Murray?
Henry M. Tichenor:  In the realm of opposition to religion, he has been ranked beside Clarence Darrow and Madalyn Murray O'Hair as a leading American freethinker of the twentieth century. Madalyn Murray O'Hair:  One of her sons, Jon Garth Murray, became the nominal president of the organization from 1986 to 1995, but she remained "de facto" president during these nine years.
Madalyn Murray O'Hair