Cath is a Professor of Environmental Engineering for Buildings in the School of Civil Engineering at the University of Leeds. She is a chartered mechanical engineer with a background in fluid dynamics, and significant expertise in ventilation and indoor air quality. Her research group conduct experimental and modelling based studies, with a strong focus on ventilation for health including exploring the transport of airborne pathogens and effectiveness of engineering approaches to controlling infectious disease transmission.  She has been an investigator on multiple projects which have supported 11 researchers and 14 PhD students, and have allowed her to work with scientists across a wide range of disciplines. She has over 100 peer reviewed journal and conference papers and has co-authored design guidance for CIBSE and the Department of Health.