Stanley I. Greenspan, MD , is a clinical professor of psychiatry and pediatrics at George Washington University Medical School and chair of the Interdisciplinary Council on Developmental and Learning Disorders. He is a practicing child psychiatrist, the founding president of Zero to Three: The National Center for Infants, Toddlers, and Families, and the author or editor of more than 35 influential books. He lives in Bethesda, Maryland. Ira Glovinsky, PhD , is a practicing psychologist specializing in children with bipolar patterns of mood dysregulation and their families, and is engaged in clinical research regarding early onset bipolar disorder. He is the founder and clinical director of the Village Educational Center in Beverley Hills, Michigan, a therapeutic preschool for children with regulatory disorders. He lives in Ann Arbor, Michigan. Cindy Glovinsky, MSW , is a psychotherapist and author of Making Peace with the Things in Your Life and One Thing at a Time .

She lives in Ann Arbor, Michigan.