Patrick Fanning is a professional writer in the mental health field, and founder of a men's support group in Northern California. He has authored and coauthored twelve self-help books, including Self-Esteem, Thoughts and Feelings, Couple Skills, and Mind and Emotions. Matthew McKay, PhD, is a professor at the Wright Institute in Berkeley, CA. He has authored and coauthored numerous books, including The Dialectical Behavior Therapy Skills Workbook, Self-Esteem, and Couple Skills, which have sold more than a million copies combined. He received his PhD in clinical psychology from the California School of Professional Psychology, and specializes in the cognitive behavioral treatment of anxiety and depression.