Linda J. Hayes, PhD, is a Distinguished International Professor at the University of Nevada, Reno. She cofounded the behavior analysis program at the University of Nevada, Reno; and has served two terms as president of the Association for Behavior Analysis International. She has published works on behavior theory and philosophy from an interbehavioral perspective for four decades.
Gregory J. Hayes, MD, MPH, teaches professional ethics in the School of Public Health at the University of Nevada, Reno. His current research interests include biomedical ethics and improving end-of-life care.