Maddy is a Research Fellow in Health Economics. She has experience of conducting economic evaluations in a range of disease areas and settings, including secondary and primary care, and public health. Maddy's main methodological interests are in distributional cost-effectiveness analysis, complex systems modeling and advancing the role of routine data in health economics. She has a PhD in Health Economics, as well as an academic background in Public Health and Anthropology. 

Maddy is an Associate Fellow of the Higher Education Academy. During 2021/22, she was a Lecturer in Health Economics and the co-unit lead for 'Introduction to Health Economics for Public Health' at the University of Bristol.

Currently, Maddy is a tutor on multiple MSc programmes at the University of Bristol: MSc Health Economics and Health Policy Analysis, MSc Public Health, MSc Epidemiology. In addition, Maddy teaches on two short course programmes: Introduction to Economic Evaluation, Designing and Conducting Pragmatic Randomised Controlled Trials. She also has experience of teaching sessions on evidence synthesis, critical appraisal, qualitative methods, statistics and epidemiology.