Dr. Sonia Lee earned her B.A. in Psychology from the University of Pennsylvania, and her M.A. and Ph.D. in Clinical Psychology from American University in Washington DC. Prior to joining the PAMA Branch/NICHD, she was been a psychologist on the Special Immunology Service dealing with assessment and care of HIV-infected children and adolescents at Children?s National Medical Center in Washington. She also served as an investigator in research at the Children?s National Medical Center on an intervention trial to promote adherence to antiretroviral medications in children and adolescents. Her earlier positions include that of Research Assistant in the Cognitive Neuroscience Section, National Institute of Neurological Disorders and Stroke. At NICHD, Dr. Lee works primarily with investigators in the Adolescent Medicine Trials Network (ATN) to design and implement behavioral studies, and behavioral components of biomedical studies, in HIV-infected or at-risk youth. In addition, Dr. Lee contributes behavioral science expertise to all activities supported by the Branch.