Book Review in Journal of Cognitive Psychotherapy | Volume 15, Issue 3 Voices of Reason, Voices of Insanity Leudar, Ivan Thomas, Philip Haddock, Gillian Journal of Cognitive Psychotherapy Vol 15 Issue 3 , DOI: 10.1891/0889-8391.15.3.277 Article Voices of Reason, Voices of Insanity Close