![This young entrepreneur detects deepfakes in a heartbeat](https://img.youtube.com/vi/iVjUh5MadOg/maxresdefault.jpg)
A deepfake is any media (usually video) with one person’s voice or face mapped onto another’s using AI-based software. In this latest video in our Young Bright Minds series, award-winning young scientist Gregory Tarr explains how his new techniques for speeding up deepfake detection are changing the game.