Dr. David Clark has been a program officer in the Behavioral and Social Sciences Research Branch [BSSRB] in the National Institute of Dental and Craniofacial Research [NIDCR] since 2009. He maintains a portfolio of grants focusing on health services research, implementation science, economics, Electronic Dental Record meaningful use, and SBIRT [Screening, Brief Intervention, and Referral to Treatment] for tobacco, alcohol, drugs, and eating disorders. Prior to joining the NIDCR, Dr. Clark had an extensive work history in the substance abuse field including one year in the Division of Epidemiology, Services and Prevention Research at NIDA, four years of research at the University of Kentucky Center on Drug and Alcohol Research, and over 13 years of direct patient care at the VA Medical Center San Diego. Dr. Clark received his Dr.P.H. in epidemiology from the University of Kentucky and his M.P.H. in health services administration from San Diego State University.