Colin Murray Parkes, OBE, MD, FRCPsych, DL, is Consultant Psychiatrist Emeritus at St Christopher's Hospice and Honorary Consultant Psychiatrist to the Royal London Hospital and the Tavistock Clinic, London. He is Life President of Cruse Bereavement Care and in 1996 was awarded an OBE for services to bereaved people. Pittu Laungani was Reader in Psychology at South Bank University until his retirement in 2001. He died in 2007. Bill Young is former Consultant Child and Adolescent Psychiatrist at St Christopher's Fellowship, London.