One of the authors of the paper is Dr. Kent Kiehl, who is famous for using a mobile fMRI to scan thousands of inmates in multiple prisons, including many psycho

One of the authors of the paper is Dr. Kent Kiehl, who is famous for using a mobile fMRI to scan thousands of inmates in multiple prisons, including many psychopathic offenders. His book on his research of psychopathy in prisons, "The Psychopath Whisperer", is excellent (despite a terrible name). Easily one of the best books on the topic. I want a sequel.