J. Thomas Hutton, M.D., Ph.D. (Lubbock, TX), is the Director of the Neurology Research and Education Center at Covenant Health System and Medical Director of the National Parkinson Foundation Center of Excellence at Covenant Health System. Jeffrey W. Elias, Ph.D.(Reno, NV), is Associate Director for Research at the Sanford Center on Aging at the University of Nevada. Jo Ann Shroyer, Ph.D. (Lubbock, TX), is Professor and Chair of the Department of Merchandising, Environmental Design, and Consumer Economics at Texas Tech University. Zane Curry, Ph.D. (Lubbock, TX), is Associate Professor in the Department of Merchandising, Environmental Design, and Consumer Economics at Texas Tech University.