Intern and resident, internal medicine University California, San Francisco, chief medical resident, fellow in clinical pharmacology and infectious diseases, associate professor medicine, epidemiology and biostatistics. Clinical professor medicine (infectious disease) Emory University. Founder, director, Epidemiology Prevention and Interventions Center San Francisco General Hospital, 1987—1998.
Director, division healthcare quality promotion Centers for Disease Control & Prevention (Centers for Disease Control and Prevention), United States Department Health & Human Services, Atlanta, 1998—2001, acting deputy director science, 2001—2002, director, 2002—2009. Administrator Agency for Toxic Substances and Disease Registry (ATSDR), 2002—2009. President Merck Vaccines Merck & Company, Inc., Whitehouse Station, New Jersey, since 2010.
Member Mayor's Acquired Immune Deficiency Syndrome Task Force City of San Francisco, 1985—1987. Director, Prevention Epicenter University California, San Francisco. Member, scientific program committee National Conference on Retroviruses Centers for Disease Control and Prevention, member, Human Immunodeficiency Virus advisory committee, member, scientific program committee, National Center for Infectious Diseases.
Consultant National Institutes of Health, American Medical Association, Occupational Safety and Health Administration, National Acquired Immune Deficiency Syndrome Commission, United States Congress, Congressional Office Technology Assessment, and World Health Organization. Invited speaker in field.
Fellow: Infectious Diseases Society of America (chair and co-chair committee professional development and diversity, member nominations committee, co-chairman annual program committee). Member: American College of Physicians, National Academy Public Administration, Institute Medicine, American Epidemiology Society, Society for Healthcare Epidemiology American (member of Acquired Immune Deficiency Syndrome/Tuberculosis committee, board academy counselor), American Society Clinical Investigation, Alpha Omega Alpha, Phi Beta Kappa.
1998 - 2001
2002 - 2009
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