Why do you sometimes feel that you trust this person but not that one -- for reasons you can't quite put your finger on? What signals does the brain vacuum up in your daily life, and what fraction of those does your conscious mind have access to? When does intuition steer us wrong? And what is the future of intuition, as we build new technologies to take the myriad signals racing around in the dark of our brains and bodies and bring them to light? Join Eagleman and his guest, cognitive neuroscientist Joel Pearson, to unpack when to trust and when to ignore the signals of intuition.