ARTHUR E. JONGSMA, JR., PHD, is the Series Editor for the bestselling PracticePlanners^(R). 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 25 years. He is the author or coauthor of over 50 books on treatment planning and has conducted training workshops for mental health professionals around the world.

DEBORAH W. FRAZER, PHD, is a licensed clinical psychologist who has worked with older adults for more than thirty years as a clinician, teacher, administrator, and consultant. Dr. Frazer is the author of more than thirty articles and book chapters related to work with older adults. She has written, taught, and developed programs in public, nonprofit, and corporate settings, and is currently an independent practitioner and consultant.

GREGORY A. HINRICHSEN, PHD, is a geropsychologist with thirty-five years of experience in the field of aging. During his career, he has provided clinical services to older adults, conducted gerontology research, directed geropsychology training programs, and contributed to aging public policy. Dr. Hinrichsen is Associate Clinical Professor of Psychiatry and Behavioral Sciences at the Albert Einstein College of Medicine.