William Worden is a Fellow of the American Psychological Association and holds academic appointments at the Harvard Medical School and at the Rosemead Graduate School of Psychology in California. He is also Co-Principal Investigator of the Harvard Child Bereavement Study, based at the Massachusetts General Hospital. Recipient of five major National Institutes of Health grants, his research and clinical work over 40 years has centered on issues of life-threatening illness and life-threatening behavior. Dr. Worden has lectured and written on topics related to terminal illness, cancer care, and bereavement. He is the author of Personal Death Awareness; Children & Grief: When a Parent Dies, and is coauthor of Helping Cancer Patients Cope. His book Grief Counseling & Grief Therapy: A Handbook for the Mental Health Practitioner, now in its fifth edition, has been translated into 14 foreign languages and is widely used around the world as the standard reference on the subject. Dr. Worden’s clinical practice is in Laguna Niguel, California.