The book highlights important new research using current state-of-the-art approaches by prominent researchers in the field of depression. A broad range of topics is covered, beginning with a description of the phenotypic features of clinical depression, followed by chapters on the cellular and molecular basis, functional neuroimaging correlates and information-processing accounts. Finally, existing and novel treatment approaches are covered. In this way the volume brings together the key disciplines involved in the neurobiological understanding of depression to provide an update of the field and outlook to the future. Together, the volume chapters provide focused and critical reviews that span a broad range of topics suitable for both students and established investigators interested in the present state of depression research.