Dr. Andrea J. Sedlak is a Vice President at Westat and a founder, Vice President, and Board member of the Rockville Institute, a new non-profit organization dedicated to the advancement of social science research.  Trained as a social psychologist, she has designed and directed national studies of victimization and deliquency for over two decades.  Her work includes the national incidence studies of child abuse and neglect (NIS-2, NIS-3 and NIS-4) and of missing children (NISMART-1 and NISMART-2).  She conducted a national evaluation of runaway and homeless youth shelters and is currently completing OJJDP's Survey of Youth in Residential Placement (SYRP).