Impulsivity. Deceit. Lack of empathy. Lack of remorse. Manipulation. Repeated law breaking. These are the textbook traits of a sociopath. And we all know how sociopaths end up, right? You refer to ...

Co-authored by Nathan Lents, Ph.D., and Robert Trivers, Ph.D. There is no shortage of published psychological profiles of Donald J. Trump that attempt to diagnose him, from a distance, as either a ...