Guy is a fourth year doctoral student at the Harvard School of Public Health studying social epidemiology. His research focuses on the impact of individual and group-level socioeconomic conditions on infectious diseases (especially HIV and tuberculosis) and sexual behaviour in unequal or stratified societies. His dissertation will include analyses of South Africa, broader sub-Saharan Africa and United States cohorts.
Guy has previously studied economics up to the Masters level and worked on health economics issues in Africa and Europe. He has used multilevel, spatial and cost-effectiveness modeling, and has an interest in the use of dynamic mathematical models in the context of understanding infectious disease dynamics.