Ann M. Steffen, PhD, ABPP is a board-certified geropsychologist and professor in the Department of Psychological Sciences at the University of Missouri-St. Louis. Leah P. Dick-Siskin, PhD has almost two decades of experience coordinating geriatric partial hospitalization programs and co-authored the book Cognitive Behavior Therapy with Older People. Ann Choryan Bilbrey, PhD completed her postdoctoral training at Stanford University's Alzheimer's Disease Research Center and is the Associate Director of the Optimal Aging Center. Larry W. Thompson, PhD, ABPP is a board-certified geropsychologist and an emeritus professor from Stanford University School of Medicine. He is the co-founder of the Optimal Aging Center. Dolores Gallagher-Thompson, PhD, ABPP is a board-certified geropsychologist and active emerita professor at Stanford University School of Medicine. She is the co-founder of the Optimal Aging Center.