On Death & Dying, (Simon & Schuster/Touchstone),1969
Questions & Answers on Death & Dying, (Simon & Schuster/Touchstone), 1972
Death: The Final Stage of Growth, (Simon & Schuster/Touchstone),74
To Live Until We Say Goodbye, (Simon & Schuster/Touchstone), 1978
The Doughy Letter -A Letter to a Dying Child, (Celestial Arts/Ten Speed Press) 1979 Quest, Biography of EKR (Written with Derek Gill), Harper & Row, 1980
Working It Through , (Simon & Schuster/Touchstone),1981
Living With Death & Dying, (Simon & Schuster/Touchstone),1981
Remember The Secret, (Celestial Arts/Ten Speed Press)1981
On Children & Death, (Simon & Schuster)1985
AIDS: The Ultimate Challenge, (Simon & Schuster)1988
On Life After Death, (Celestial Arts)
Death is of Vital Importance, ( Out of Print- Now "The Tunnel and the Light" 1995 Unfolding the Wings of Love, (Germany only - Silberschnur), 1996
Making the Most of the Inbetween, (Various Foreign) 1996
Aids & Love, The Conference in Barcelona, (Spain) 1996
Longing to Go Back Home, (Germany only - Silberschnur), 1997
The Wheel of Life, (Simon & Schuster/Scribner),1997
Why Are We Here, (Germany only - Silberschnur), 1999
The Tunnel and the Light, (Avalon), 1999
Life lessons, (With David Kessler), 2001
2003 Real Taste of Life: A photographic Journal
On Grief and Grieving (With David Kessler) (Simon & Schuster), 2005