Course content will include 1) criteria and methods for evaluating models and theories; 2) terms and concepts related to theory, etiology, research, and practice; 3) exploration of the scientific and theoretical bases of treatment from medicine, psychology, sociology, religious studies, and other disciplines perspectives; 4) the continuum of addiction, including initiation, intoxication, harmful use, abuse, dependence, withdrawal, craving, relapse, and recovery; 5) the behavioral, psychological, social, and health effects of psychoactive substances and the interaction with process addictions; 6) differentiation of sex addiction from paraphilic and sex offending disorders.