This Hangout was live streamed on Tuesday Jan. 13, 2015. Christof Koch, Chief Scientist at the Allen Institute, was the presenter. It was part of an MIT edX course on the the neuroscience of vision.

Hangout participants included Sebastian Seung, the course lead who is now at Princeton; Claire O’Connell of MIT who was the class organizer, and a number of the best students from the class around the world.