1. Peggy T. Ackerman, MA, is a research associate in the Departments of Pediatrics and Psychiatry, University of Arkansas for Medical Sciences (UAMS).
2. Roscoe A. Dykman, PhD, is emeritus professor of psychiatry, UAMS, and director of the Psychophysiology Laboratory, Center for Applied Research and Evaluation, Arkansas Children's Hospital.
3. Associates in the Psychophysiology Laboratory.