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. Rationale engineering generates a compact new tool for gene therapy Daily mindfulness practice reduces anxiety for autistic adults A visual pathway in the brain may do more than recognize objects See all news