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. Can (and should) consciousness be uploaded to a machine? RareNet Symposium 2026 Language skills stay strong in older adults, even while other cognitive abilities decline See all news