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. MIT Scientists Sven Dorkenwald and Whitney Henry named 2026 Searle Scholars Michale Fee and Fan Wang Elected to the National Academy of Sciences A different reality See all news