False information on the internet makes it harder and harder to know what's true, and the consequences have been devastating. On this week's show, TED speakers explore ideas around technology and deception.

Deep fakes are taking over the Internet-distorting our perception of what's real. Law professor Danielle Citron explains how deception online not only harms people, but also our democracy.

For the past few years, journalist Andrew Marantz has been embedded in the world of far-right extremists online. He explains how once-fringe conspiracy theories migrated into the national discourse.

Data, numbers, algorithms are supposed to be neutral ... right? Computer scientist Joy Buolamwini  discusses the way biased algorithms can lead to real-world inequality.