John Piper

John Stephen Piper is an American Reformed Baptist theologian and retired pastor. Specializing in New Testament studies, he is chancellor of Bethlehem College and Seminary in Minneapolis, Minnesota. Piper taught biblical studies at Bethel University for six years (1974–1980), before serving as pastor for preaching and vision of Bethlehem Baptist Church (Converge) in Minneapolis for 33 years (1980–2013).