" Charles Sherrington, the founder of modern neurophysiology, contended in 1947 that brain processes alone cannot account for the full range of subjective mental phenomena, including conscious free will. "That our being should consist of two fundamental elements offers, I suppose, no greater inherent improbability than that it should rest on one only," he wrote. "

― Jeffrey M. Schwartz , The Mind and the Brain: Neuroplasticity and the Power of Mental Force