Faculty - January 14, 2016 Bioethics Director Robert Klitzman: Charlie Sheen and Attitudes About AIDS Bioethics Despite advances in HIV and AIDS treatment, attitudes toward the disease haven't changed much, says Dr. Klitzman. Read More Related News All News Faculty The False Trade-off Between Green Energy and Toxic Chemical Regulation Steve Cohen: "The long and tortuous effort to regulate toxic chemicals in America has now come up against an ironic obstacle." Faculty For Women's History Month, SPS Faculty Share Advice for Women in their Fields Lecturers in Enterprise Risk Management, Sports Management, and Construction Administration were among those who weighed in. Faculty “PR to the Front, Please” The Public Relations Society of America webinar was led by Columbia SPS lecturer Mathew Sawyer All News