Rachel (Katie) MacKenzie is a Canadian from southwestern Ontario. She attended the University of Guelph where she received both her Bachelor and Master of Science degrees before pursuing her Master of Public Health in epidemiology at the University of Toronto. She has contributed to data quality and visualization at the Academic Model Providing Access to Healthcare (AMPATH), an NGO which provides support for care, training, and research for HIV, chronic disease, and primary healthcare programs in Kenya. Katie has also worked with Dignitas International in Malawi to assess the cascade of care for adolescents living with HIV and evaluating the impact of teen-friendly services on retention in care for this population. Before coming to GHC Katie worked with researchers from around the world to evalute an intervention to reduce healthcare providers’ stigma towards LGBTQ populations in Swaziland and Lesotho and explored the influence of stigma on safe sex practices of LGBTQ women in Toronto, Ontario.