Guy is a fourth-year doctoral student in the Department of Society, Human Development and Health at the Harvard School of Public Health. Guy completed his undergraduate and masters training in Economics at the University of Warwick and McGill University. He worked on Health Economics issues in London for National Economic Research Associates (NERA), in Montreal with various researchers in the fields of HIV and Tuberculosis, in Cape Town, South Africa with the Desmond Tutu HIV Centre and in Geneva, Switzerland with UNAIDS. This work culminated in a focus on the cost-effectiveness of HIV treatment and care interventions.
While working in South Africa Guy completed a masters degree in Public Health, focusing on the social determinants of Tuberuculosis. At Harvard he has continued this line of investigation, focusing his disseration on the links between individual socio-economic status, community socio-economic context and infectious disease outcomes - in particular sexual behaviour and sexually transmitted infections. He is working with datasets from both the United States and sub-Saharan Africa.