Episode 67 of Rippercast welcomes Dr. Mark Curbishley taking part in a discussion of the possibility that the murderer of any one of the "Canonical" five victims may have had some type of surgical skill or training. In the later part of the show we address the worthiness of, and moral and ethical issues surrounding the human organ experiments conducted by author Trevor Marriott while researching his 2008 book 'The Evil Within'. With Jon Lee Rees, Jonathan Menges, Iain Wilson, Gareth Williams, Ally Ryder and Mark Ripper. Hosted by Trevor Bond.