Sandra Duggan was born November 13, 1934 in Pelham, NY and died February 3, 2012 in Virginia Beach, VA. She earned her Bachelor of Science in Nursing from Cornell University - New York Hospital School of Nursing in 1957 and became a registered nurse. She married Joseph Duggan and they moved to Connecticut where they raised two children. Their journey led them to Virginia Beach, Virginia and Edgar Cayce's Association for Research and Enlightenment (A.R.E.). From 1980-1982 Sandra was the supervisor of the A.R.E. Therapy Department. In 1989 Sandra and Joe co-authored "Edgar Cayce's Massage, Hydrotherapy & Healing Oils." In addition to having a successful private practice for colon therapy, she was a senior instructor at the Cayce-Reilly School of Massage, a part of the A.R.E. She developed and taught the Colon Therapy program and the Cayce Remedies and Body Mind Spirit course. In 1995 she wrote "Edgar Cayce's Guide to Colon Care." Sandra loved organic gardening and always managed to have an organic garden despite moving several times during her lifetime. She believed in personal responsibility for staying healthy and never hesitated to share her findings with those individuals she met.