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How to spot a psychopath in the office

6 November 2013 Last updated at 11:16 GMT

The cold, calculating psychopath, the narcissist or the game-playing, manipulative Machiavellian.

According to clinical psychologist-turned-author, Oliver James, these are the three main types of people that can be found in your office.

Sharanjit Leyl asked Mr James how to spot these characters in the office.