1 Connecticut
2 California
3 New Jersey
4 New York
4 Wyoming
6 Maine
7 Wisconsin
8 Nevada
9 Illinois
10 Virginia
44 New Mexico
45 North Carolina
46 Tennessee
47 Vermont
48 West Virginia
The psychopathy evaluation for each state is an estimate, notes Ryan Murphy, professor at Southern Methodist University and author of the study, published on Social Science Research Network (SSRN.) The calculation is based in part on previous research that established the levels of big five personality traits (extroversion, agreeableness, conscientiousness, neuroticism, and openness to experience) in each state.
https://qz.com/1307670/us-states-with-the-most-psychopaths/