Spirituality

Dass, who died Dec. 22, was a practitioner of Eastern-inspired philosophy who became interested in the religious potential of LSD in the '60s and '70s. Originally broadcast in 1990.

Unitarian minister Forrest Church believed that the knowledge that we must die makes us question what life means. Church, who died Sept. 24, 2009 after a long battle with cancer of the esophagus, was the author of Love and Death: My Journey through the Valley of the Shadow.