This other article is longer and talks about how CEOs of companies should be screened for psychopaths.

"And this summer, together with New York industrial psychologist Paul Babiak, Hare begins marketing the B-Scan, a personality test that companies can use to spot job candidates who may have an MBA but lack a conscience."

This paragraph struck me as interesting, since I was just reading about http://news.ycombinator.com/item?id=113655 -- VCs from an engineer's point of view.