Is there a criminal gene? Up to 70% of jail inmates have disorder also seen in serial killer Jeffrey Dahmer - and it could be in their DNA

The Daily Mail reports:

There are more than 324 million people living in the US and about 2.3 million of them are incarcerated.

Although there may not be a clear explanation for why some people turn to crime, researchers have now found a common trait among many inmates.

Called Antisocial Personality Disorder, this mental condition is linked to aggression and manipulation, and it is believed that 40 to 70 percent of the prison population has it - compared to the 1 to 3 percent in the general population.

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