Leslie has been working in clinical research since 1997. After qualifying as a nurse at the Isle of Man Centre for Nurse Education in 1991, Leslie worked in critical care until joining the Academic Neurosurgery Unit at the University of Cambridge in 1997. In 2003 Leslie moved to Anglia Ruskin University as a Reader in Research Ethics and Nursing before joining the Department of Nursing Science at Bournemouth University in 2020. He has a BSc(Hons) Nursing Studies from the University of Manchester, an MA Applied Research in Health from Anglia Ruskin University and a PhD, also from Anglia Ruskin University. Leslie chairs the HRA’s Cambridge South Research Ethics Committee and is editor of the ‘Journal of Clinical Nursing’. He was the project lead for the Royal College of Nursing’s ‘Informed Consent for Research in Health and Social Care Research: RCN Guidance for Nurses’, published in 2011, and chaired the working groups for the first and second editions of the ‘Competency Framework for Clinical Research Nurses’. He is a member of Sigma, a fellow of the Royal Society of Arts and the European Academy of Nursing Science. Leslie has published and presented widely, especially on research ethics. Leslie’s research interests include falls in the elderly, the role of hope in health and illness and the ethical conduct of research.