Leading sleep researcher Rosalind Cartwright brings together decades of work on sleep, dreaming and sleep disorders to propose a new theory of how the mind works continuously. Drawing on her own research and that of others, Cartwright describes how conscious and unconscious thoughts and feelings move forward--from waking, into sleep and dreaming, to the next waking day. One main purpose of sleep is to regulate disturbing emotions .Not everyone does this successfully every night. Her research on dreams of those suffering depression show these fail to regulate mood overnight, and when...