Through psychotherapy, recounted in a memoir, he learned that he had 11 personalities, or fractured parts of his identity. One of them told of childhood abuse.
Shedding the concept “completely strikes at our sense of identity and autonomy,” the Stanford biologist and neuroscientist argues. It might also be liberating.
Motivated by the helplessness of his boyhood, he described the lives of vulnerable people in conflicts around the world and later his own terminal illness.