J. ALLAN HOBSON, author of the groundbreaking The Dreaming Brain, leads us on a tour of dream states, the reasons we dream, and what dream studies reveal about our minds. STEVEN HYMAN, director of the National Institute of Mental Health, traces the links between nature and nurture, particularly in addiction and mental illness, to explain the relationship between inherited tendencies and the impact of life experience. KAY REDFIELD JAMISON, bestselling author of An Unquiet Mind, explains manic depression, its prevalence among gifted artists, writers, and musicians, and the societal questions rai...