Carol Worrell, M.D., joined the PAMAB in October 2006. Dr. Worrell is a pediatric infectious diseases specialist, who spent her undergraduate years at Harvard College, graduated cum laude, and received her M.D. from Columbia University College of Physicians and Surgeons. Residency and infectious disease fellowship were also spent in New York City, at Babies Hospital at Columbia Presbyterian Medical Center and New York University Medical Center, respectively. She spent the next few years at Harlem Hospital Center doing primary care for HIV-infected and exposed children, while also acting as a pediatric infectious diseases consultant and the attending pediatrician at the Felton National Tuberculosis Center. She came to the intramural program at the National Cancer Institute in 2001 as a member of the Pediatric HIV Working Group of the HIV and AIDS Malignancy Branch, where she participated in the design and implementation of phase I/II clinical trials for treatment-experienced, HIV-infected children. In 2005, she joined the Division of AIDS, NIAID, where she served as a medical officer for many HIV-related pediatric clinical trials. At the PAMAB, she continues her work on pediatric and adolescent HIV-related clinical trials. She is involved in implementing the pediatric component that NICHD is funding within International Epidemiologic Databases to Evaluate AIDS (IeDEA) and is working on issues related to pediatric HIV/tuberculosis co-infection.