Tale of the Duelling Neurosurgeons

For centuries, scientists had only one way to study the brain: wait for misfortune to strike - strokes, seizures, infections, lobotomies, horrendous accidents, phantom limbs, Siamese twins - and see how the victims changed afterwards. In many cases their survival was miraculous, and observers marvelled at the transformations that took place when different parts of the brain were destroyed. Parents...