On October 24, 1961, Massachusetts wife and mother Joan Risch vanished seemingly into thin air. Even with her children home and neighbors nearby, Joan disappeared from her upscale suburban house, never to be heard from again. The search that followed was one of the most intensive investigations of its time, but detectives were unable to identify any suspects. Using extensive police casefiles and hundreds of newspaper articles written about the disappearance, this book carefully explores the story of Joan Risch and the investigation into her disappearance. With the assistance of a former FBI criminal profiler and an LA cold case detective, this book reports previously undisclosed facts from the investigation, including multiple witness statements. Also evaluated are the numerous theories on the disappearance, ultimately revealing a possible explanation of what happened to Joan Risch that fateful October afternoon.