Katie is an Associate Professor in Public Health within the Department of Primary Care and Public Health at Brighton and Sussex Medical School and have a visiting appointment at the National Addiction Centre, King's College London. Her programme of work focuses on nicotine and tobacco product use, perceptions, and policies. In 2024, Katie was awarded the SSA's Fred Yates Prize for significant contributions to work in the field of addiction. Katie leads the England arm of the International Tobacco Control (ITC) Policy Evaluation Project and Co-Chair the international Society for Research on Nicotine and Tobacco (SRNT) Policy Research Network. She has contributed to reports assessing the health effects and perceptions of vaping for the Office for Health Improvement and Disparities (OHID) and the Royal College of Physicians. Katie has also worked with Evidence to Impact and local authorities across the UK on youth smoking and vaping prevention initiatives, been on the steering committee for Cancer Research UK's E-Cigarette Research Forum, and advised the Canadian Cancer Society on youth smoking and vaping prevention. Katie's interests include addictions research.