[2] Glen Stassen helped define the social justice wing of the Christian evangelical movement in America.
[7] He served as the Lewis B. Smedes Professor of Christian Ethics and the Executive Director of the Just Peacemaking Initiative at Fuller Theological Seminary in Pasadena, California.
Stassen contributed to Sojourners Magazine and frequently appeared in the media, including the Los Angeles Times and The O'Reilly Factor.
Stassen engineered a limited ban on nuclear testing with the Soviet Union during U.N.-sponsored Cold War disarmament talks in 1957.
[8] Stassen filled the position of a liaison between the Nuclear Weapons Freeze Campaign and multiple European groups working towards disarmament during the early 1980s.