Marshall Applewhite

Marshall Herff Applewhite Jr. (May 17, 1931 – March 24, 1997), also known as Do, among other names, was an American religious leader who founded and led the Heaven's Gate new religious movement (often described as a cult), and organized their mass suicide in 1997. The suicide is the largest mass suicide to occur inside the United States.

As a young man, Applewhite attended several universities and served in the United States Army.