Home | News | A Light Switch for Neurons: Ed Boyden at TED2011 A Light Switch for Neurons: Ed Boyden at TED2011 Anne Trafton | March 3, 2011May 24, 2023 Facebook Twitter Linkedin Email In this talk presented at the 2011 TED conference, Ed Boyden describes a radical new technology for controlling brain activity with light. High-speed microscopy reveals electrical activity across the brain DNA shaper steers nervous system development MIT honors employees with 2026 Excellence Awards, Collier Medal, and Staff Award for Distinction in Service See all news