Ruth A. Brenner, M.D., M.P.H., tenure-track investigator, is a pediatrician/epidemiologist who joined the Epidemiology Branch in 1991. She earned her M.P.H. degree from the Johns Hopkins Bloomberg School of Public Health and her medical degree from the University of Maryland School of Medicine. Dr. Brenner?s research focus is in the epidemiology and prevention of childhood injuries, with a special emphasis on childhood drowning. She is currently on leave of absence to lead the development of the Study protocol, procedures, and related procurements for the National Children?s Study.