Professor; Philosofical Doctor at the University of Texas at Arlington (USA), August 2003; Professor of Psychology since 1972 at the Universidad Autónoma de Nuevo León, México; Current interests: Psychometrics and positive psycgology, Previous: behavior analysis; Memberships in American Psychological Association and Interamerican Society of Psychology, Federación Nacional de Colegios, Sociedades y Asociaciones de Psicólogos de México, A.C. (FENAPSIME) prize of research in 2015.