Hypnosis Leads to Killer's Identity Doris Hammack willingly agreed to participate in a voluntary forensic hypnosis session after her meetings in June with the Yoknapatawpha County Sheriff's Department. Hammack approached hypnosis with the joint goals of resolving her identity and working with the YCSD to uncover any information that might be relevant to the unsolved Izard murder cases of 1958. Evidence Hypnosis Session revives memories (Text and Audio) Press Items View press report, "Identities revealed in 40-year-old Izard case" View press report, "Mystery woman leads to discovery of bodies in Old Taylor pond" Interview Interview with Bob Duffy, Detroit neighbor. View Previous Evidence Updates Previous Updates Week One Week Two Week Three Week Four Week Five Week Six Week Seven Week Eight Week Nine Select item & press GO.