Tiffany is a research fellow in global health with a focus in epidemiology and health systems research using both quantitative and qualitative methods. She has worked on various projects in Brazil, China, Ethiopia, Nepal, Tanzania, The Gambia, Sri Lanka, Uganda and the UK. Tiffany is currently working on several projects in Sri Lanka related to digitalising primary care and maternity care; a project in the UK focused on improving care pathways for people who use chemsex; and she is currently leading a consortium on HIV and mental health across Tanzania, Uganda and Ethiopia.

Tiffany has a strong interest in improving the health and wellbeing of people often marginalised and disadvantaged, mainly people living with HIV and HIV key populations such as LGBTQ+, sex workers, and people who inject drugs.