Click to download: Dr. Cleckley's The Mask of Sanity (.pdf, opens in new window / tab)

If Dr. Cleckley's widow hadn't notied his work being wiped off the face of the earth, and released it for free on the Internet, this work, as with every other insight into the true nature of psychopathy except for perhaps the Bible, this masterpiece would have been lost forever. It seems psychopaths don t like being seen.