FREDRICK A. SCHRANK, PHD, ABPP, is the senior author of the Woodcock-Johnson IV. He is a licensed psychologist with professional interests in neurocognitive interpretation and intervention. SCOTT L. DECKER, PHD, NCSP, is an Associate Professor and Director of the Applied Cognitive Neuropsychology Lab in the Department of Psychology at the University of South Carolina. JOHN M. GARRUTO, DEd, NCSP, is a School Psychologist in Central New York and Adjunct Professor at SUNY Oswego.