Rachel is interested in the evaluation of changes to the financing and organisation of health care. In particular, her work focuses on adapting the methods commonly used in the cost-effectiveness analysis of healthcare technologies, and applying these to large-scale programme evaluations.

Rachel has particular experience of performing high-profile evaluations of the NHS' move towards seven day hospital services, and multiple pay-for-performance initiatives.

Rachel was the first elected Chair of the European Health Economics Association (EuHEA) Early Career Committee, which aims to encourage and foster collaborative relationships between early career researchers across Europe, serving from 2017 - 2020. She currently serves as a member of the NIHR Health Services & Delivery Research (HS&DR) funding committee. Rachel also provides national leadership in Economics across the NIHR Applied Research Collaborations (ARCs).