When Half a Brain Is Better than a Whole One
The operation known as hemispherectomy -- where half the brain is removed—sounds too radical to ever consider, much less perform. In the last century, however, surgeons have performed it hundreds of times for disorders uncontrollable in any other way. Unbelievably, the surgery has no apparent effect on personality or memory.
(Via Peter Watts' blog.)
Colin Bennett's "Politics of the Imagination" (a critical biography of Charles Fort) contains several intriguing accounts of functioning humans posthumously discovered to have effectively no brain.
If true, what's running the body? Can our "software" be incorporeal and, if so, why in some cases and not others?