For the last century of neuroscience, lots of people have tried to control neurons using all sorts of different technologies - pharmacology (drugs), electrical pulses, and so on. But none of these technologies are precise. With optogenetics, we can aim light at a single cell, or a set of cells, and turn just that set of cells on or off.
Edward BoydenIt's not even known how many kinds of cells there are in the brain. If you were looking for a periodic table of the brain, there is no such thing. I really like to think of the brain as a computer.
Edward BoydenIt's actually kind of weird that we can comprehend the law of gravity, or that we can understand quantum mechanics, enough at least to make computers.
Edward BoydenThese disorders - schizophrenia, Alzheimer's, depression, addiction - they not only steal our time to live, they change who we are.
Edward BoydenWhen I'm talking to somebody, I'll put a piece of paper on the table and I'll write what I call a conversation summary - notes about the conversation on the piece of paper. At the end of the conversation, I'll take a picture on my phone and give the other person the original piece of paper.
Edward Boyden