Quinn, Brian

Brian Quinn, LCSW, PhD, is a clinical social worker in private practice in Huntington, New York. He delivers live and Web-based seminars nationwide on treating depression and bipolar disorder, having trained more than 1,500 practitioners. He is the author of "The Depression Sourcebook,"

Irving B. Weiner, PhD, is the Series Editor for the "Wiley Concise Guides to Mental Health," He is a prolific author and the editor of the award-winning, twelve-volume "Handbook of Psychology," also from Wiley.