ARTHUR E. JONGSMA, JR., PHD, is the Series Editor for the bestselling PracticePlanners®. Since 1971, he has provided professional mental health services to both inpatient and outpatient clients. He was the founder and director of Psychological Consultants, a group private practice in Grand Rapids, Michigan, for twenty-five years. He is the author or coauthor of over fifty books and conducts training workshops for mental health professionals around the world.
L. MARK PETERSON, ACSW, is Program Manager for Bethany Christian Services' Residential Treatment and Family Counseling programs in Grand Rapids, Michigan.
WILLIAM P. McINNIS, PsyD, is in private practice with Aspen Psychological Services in Grand Rapids, Michigan. He is coauthor of the bestselling The Child Psychotherapy Treatment Planner and The Adolescent Psychotherapy Progress Notes Planner.