· Technical Assistance, 2011 United Nations Foundation2011–2012
· Adjunct Professor, University of North Carolina School of Public Health (Current)2011–
· Lecturer, Harvard University School of Public Health2008–2011
· Senior Research Scientist, Center, Population and Develop. Studies2006–2008
· Senior Prevention Technical Advisor, United States Agency for International2001–2006
· Senior Technical Advisor, USAID2001–2005
· Visiting Professor, University of Witwatersrand2000–2001
· Researcher, University of California AIDS Research Program1999–2001
· Assistant Professor, University of California at San Francisco (UCSF)1998–2001
· M.C.A.T, Creative Arts Therapies, Hahnemann Medical College, Philadelphia1990–1992
· Organizer, International Research Conferences1987–1988
· Consultant Technical Advisor For USAID, BBC, WebMD1985–2001
· Assistant Professor, City University of New York1983–1984
· Consultant, documentary productions1982–2002
· Instructor, UC Berkeley; School of Public Health1980–1992
· M.S, Health and Medical Sciences, University of California, Berkeley1979–1982
· Ph.D, Medical anthropology, Public Hlth, University of California, Berkeley1979–1995