1. Peggy T. Ackerman, MA, is a Research Associate at the University of Arkansas for Medical Sciences in Little Rock.
2. Jean M. Anhalt, BS, is a Research Assistant at the University of Arkansas for Medical Sciences in Little Rock.
3. Roscoe A. Dykman, PhD, is a Professor and the Head of the Division of Behavioral Sciences at the University of Arkansas for Medical Sciences. Address: Division of Behavioral Sciences. Department of Psychiatry and Behavioral Sciences, University of Arkansas for Medical Sciences, 4301 West Markham, Little Rock, AR 72205.