Rapoport's research group at NIMH studied the
clinical phenomenology,
neurobiology, and treatment of
childhood-onset schizophrenia. In 1984, Rapoport was named chief of NIMH's Child Psychiatry Branch. In addition to her research at NIH, she held academic appointments in psychiatry at the
George Washington University School of Medicine & Health Sciences and
Georgetown University School of Medicine, both in Washington, D.C. Rapoport was a member of a number of advisory committees of national professional medical organizations, including the
National Anxiety Foundation and the
American Psychopathological Association, for which she served as president. Since 1993, she also served as a member of the scientific council of the
Brain & Behavior Research Foundation. Rapoport has served on the editorial boards of Advances in Clinical Child Psychiatry,
The American Journal of Psychiatry,
Journal of Child Psychology and Psychiatry, and others. She also authored and coauthored several professional medical books, more than 300 scientific research papers, and more than 200 journal articles. In the 1960s and 1970s she used school age children in drug trials at
Georgetown University. ==Personal life and death==