Johanna Tayloe Crane ’93 is the author of a new study, Scrambling for Africa: AIDS, Expertise, and the Rise of American Global Health Science (Cornell University Press) which documents how and why Africa became a major hub of American HIV and AIDS research in recent years after having formerly been excluded from its benefits due to poverty and instability. “American AIDS researchers became interested in working in Africa for two major reasons—one humanitarian, and one having more to do with scientific/professional motivations,” Crane said. “Once effective HIV treatment was discovered in the mid-1990s and the American epidemic began to come…