F.R.Tallis is a writer and clinical psychologist. He has written self-help manuals, non-fiction for the general reader, academic text books, over thirty academic papers in international journals and several novels. Between 1999 and 2013 he has received or been shortlisted for numerous awards, including the New London Writers’ Award, the Ellis Peters Historical Dagger, the Elle Prix de Letrice, and two Edgars. His critically acclaimed Liebermann series (written as Frank Tallis) has been translated into fourteen languages and optioned for TV adaptation. The Forbidden, his ninth novel, is a horror story set in nineteenth-century Paris and this, The Sleep Room, is his tenth.