Mark of a Killer
The Mark of a Killer is an American true crime television series currently airing on the Oxygen Network. The program examines the behaviors of serial killers. As of Season 3, the series is currently titled Mark of a Serial Killer.
Synopsis
Each 45 minutes-long episode follows the story of an investigation guided by the killer's postmortem signature and features first-hand accounts from detectives and prosecutors who worked on the cases, interviews with criminal psychology experts and with family members and friends of the victims or the perpetrators.The show has regular participants criminal psychologists/experts, like: Katherine Ramsland, Joni E. Johnston and Mark Safarik. Other experts are also appearing in the series for one-one episode like Michael H. Stone or Dayle Hinman.