A hemispherectomy is a rare surgical procedure in which half the brain is removed. Most people with half a brain live pretty normal lives.

A hemispherectomy is a rare surgical procedure in which half the brain is removed. Most people with half a brain live pretty normal lives.
A selection of the neuroscientist’s papers will become available December 1.
Through a brain-to-brain interface, subjects guessed accurately 72 percent of the time.