This is Fallon's account of coming to grips with this discovery and its implications, especially the fact that humans are evne more complex than we can imagine.

"Compelling, essentialreading for understanding theunderpinnings of psychopathy."- M. E. Thomas, authorof Confessions of a Sociopath

For his first fifty-eight years, James Fallon wasby all appearances a normal guy. A successfulneuroscientist and professor, he'd been raisedin a loving family, married his high schoolsweetheart, and had three kids and lots offriends. Then he learned a shocking truth thatwould not only disrupt his personal and professionallife, but would lead him to questionthe very nature of his own identity.
While researching serial killers, he uncovered apattern in their brain scans that helped explaintheir cold and violent behavior. Astonishingly,his own scan matched that pattern. And a fewmonths later he learned that he was descendedfrom a long line of murderers. Fallon set out toreconcile the truth about his own brain witheverything he knew as a scientist about themind, behavior, and personality.