Virology / Phyllis J. Kanki and Myron E. Essex -- Immunology in the era of HIV/AIDS / Deborah J. Anderson -- Quantitative science / James D. Neaton -- The public health response to HIV/AIDS : what have we learned? / Mitchell H. Katz -- AIDS and sexually transmitted disease prevention and control / Jeffrey D. Klausner -- HIV treatment meets prevention : antiretroviral therapy as prophylaxis / Myron S. Cohen and Mina C. Hosseinipour -- Challenges in developing HIV vaccines / Laurence Peiperi and Susan Buchbinder -- Microbicides / Polly F. Harrison and Trisha L. Lamphear -- AIDS behavioral prevention : unprecedented progress and emerging challenges / Willo Pequegnat -- The evolution of comprehensive AIDS clinical care / Kenneth H. Mayer and Sreekanth K. Chaguturu -- The ever-changing face of AIDS : implications for patient care / Jennifer Furin, David Walton and Paul Farmer -- Economics / Samuel A. Bozzette -- Expanding global access to ARVs : the challenges of prices and patents / Michael R. Reich and Priya Bery -- The African experience / Salim S. Abdool Karim -- Asia : health meets human rights / Chris Beyrer, N. Kumarasamy and H.F. Pizer -- How HIV/AIDS changed gay life in America : and what others can learn from our experience / John-Manuel Andriote -- Drug use / Patricia Case and Steffanie A. Strathdee -- Management of HIV/AIDS in correctional settings / Frederick L. Altice and Sandra A. Springer -- Medical ethics and the law / Zita Lazzarini and Jonathan E. Von Kohorn.