Liber Mentis is a unique collection of essays, effects and routines published in celebration of the Fifth Anniversary of Psycrets: The British Society of Mystery Entertainers, 2007-2012. With over 380 pages, the book features 45 contributions on mentalism, bizarre magick and psychic readings, as well as key insights on the business of mystery entertainment. Contributors include: David Berglas, Dr Todd Landman, Roni Shachnaey, Steve Drury, Docc Hilford, Banachek, Barry Richardson, Enrique Enriquez, Scott Grossberg, Sheila Lyon, Alan Jones, Alexander Marsh, Arthur Emerson, Atlas Brookings, Barry Cooper, Bob Percy, Dale Shrimpton, Dan Baines, Daniele Nigris, Dee Christopher, Derek Heron, Dr. Steve Murray, Drew McAdam, Freddie Valentine, Harry Lucas, Iain Dunford, Iain Jay, Jon Thompson, Lars Ruth, Marc Paul, Madelon Hoedt, Nik Taylor, Paul Voodini, Professor BC, Rainer Mees, Thomas Heine, Ramon Fauria, Ray Doetjes, Rob Chapman, Rob Lupine, Roger Curzon, Simon Scott, Simon Shaw, Stephen Ward, and Tom Lauten.