Her principal area of interest is HIV/AIDS, a field in which she has worked since 1985, first as a community volunteer and then, upon joining Emory in 1988, as an HIV/AIDS medical educator (SOM/FPM/SEATEC, 1988-2008) and as Assistant Director of the Center for AIDS Research at Emory (EU/CFAR, 2008-present). Dr. Hagen is currently teaching a course on AIDS as part of Emory’s first foray into “massive open online courses” (MOOCs).