American atheist activist
According to Wikipedia,
Madalyn Murray O'Hair was an American activist supporting atheism and separation of church and state. In 1963 she founded American Atheists and served as its president until 1986, after which her son Jon Garth Murray succeeded her. She created the first issues of American Atheist Magazine and identified as a "militant feminist".
Madalyn Murray O'Hair is affiliated with the following schools: