Psychology. Neuroscience. Drugs. All can be tools of interrogation. In this episode, an expert shows me how to coerce unsuspecting subjects into signing false confessions; a police psychologist questions me about my personal life after I am injected with a truth serum; and I match wits against a new brainwave-reading lie-detection method developed at Northwestern University. Available with YouTube Premium - https://www.youtube.com/premium/originals. To see if Premium is available in your country, click here: https://goo.gl/A3HtfP