These three talks were recorded during ACM CHI 2021, in the Physiological I/O (input and output) Special Interest Group. After these talks, we had a 1h long discussion with 60 attendees. Talks in this video: 1. Pedro Lopes (UChicago) 2. Pattie Maes (MIT Media Lab) 3. Lewis Chuang (LMU) You can find more information at: lab.plopes.org/projects/physiological.html