Criminal psychologist Lydia Benecke and profiler Stephan Harbort examine the mental states of historical serial killers, like Jack Unterweger, Guy Georges, Joanna Dennehy, Israel Keyes and o... Read allCriminal psychologist Lydia Benecke and profiler Stephan Harbort examine the mental states of historical serial killers, like Jack Unterweger, Guy Georges, Joanna Dennehy, Israel Keyes and others.Criminal psychologist Lydia Benecke and profiler Stephan Harbort examine the mental states of historical serial killers, like Jack Unterweger, Guy Georges, Joanna Dennehy, Israel Keyes and others.
