With seemingly all said and done, is there still more to know about the mushroom murders? (James Ross, Joel Carrett/AAP PHOTOS)With seemingly all said and done, is there still more to know about the mushroom murders? In the race to market, the release date for his offering has twice been brought forward and he says The Mushroom Murders took "about 100 cups of coffee" - that's two or three months - to write. The Mushroom Tapes: Conversations on a Triple Murder Trial sees three true crime authors collaborating in Garner, Hooper and Krasnostein. A former true crime Facebook group friend of Patterson's and witness at the trial, Daniela Barkley, is promoting an upcoming novel Bloody Good Friends, based on fact and promising "whacky true crime groups".