Daniel Drubach, MD, is a specialist in neurology, psychiatry, and neurorehabilitation. Currently a member of the Behavioral Neurology Division at Mayo Clinic, he has written extensively on the neuroscience of music, meditation, language, and religion. He has also published several articles discussing how the application of newly discovered neuroscience concepts can help us answer some of man’s existential questions about free choice, empathy for another living being, and mystical experiences. He is the author of The Brain Explained.