Foreword to First Edition / Kay Redfield Jamison -- The Classification and Epidemiology of Unipolar Depression / Paul Bebbington -- Biological Models of Unipolar Depression / Anthony J. Cleare and Lena J. Rane -- Cognitive Models and Issues / David A. Grant, Peter J. Bieling, Zindel V. Segal, and Melanie M. Cochrane -- Psychosocial Models and Issues in Major Depression / Antonia Bifulco -- The Developmental Psychopathology of Depression / Katie A. McLaughlin, Louisa C. Michl, and Kate L. Herts -- Biological Treatment of Mood Disorders / Charlotte L. Allan, Anya Topiwala, Klaus P. Ebmeier, David Semple, and Douglas Steele -- CBT for Depression / Mick Power -- Interpersonal Psychotherapy of Depression / John C. Markowitz -- Marital Therapy for Dealing with Depression / Guy Bodenmann and Ashley Randall -- Depression: The Challenges of an Integrative, Biopsychosocial Evolutionary Approach / Paul Gilbert -- Classification and Epidemiology of Bipolar Disorder / Sameer Jauhar and Jonathan Cavanagh -- Neurobiological Theories of Bipolar Disorder / Karine Macritchie and Douglas Blackwood -- Psychological Theories of and Therapies for Bipolar Disorder / Kim Wright -- Further Integration of Patient, Provider, and Systems Treatment Approaches in Bipolar Disorder: Where New Evidence Meets Practice Reality / Sagar V. Parikh and Sidney H. Kennedy -- Cognitive Behavioral Therapy for Bipolar Affective Disorders / Matthias Schwannauer -- Self-Management and the Expert Patient in Bipolar Disorders / Anne Palmer -- Current Approaches to the Assessment of Depression / Dave Peck -- Suicide and Attempted Suicide / Andrew K. MacLeod -- Vulnerability to Depression in Culture, Mind, and Brain / Yulia E. Chentsova-Dutton and Andrew G. Ryder -- Mood Disorders and Chronic Physical Illness / Somnath Chatterji and Nicole Bergen -- Depression in Older People: Cognitive Behavior Therapy, Evidence and Practice / Ken Laidlaw -- Summary and New Directions / Mick Power