Linda Bauld holds the Bruce and John Usher Chair in Public Health in the Usher Institute, College of Medicine at the University of Edinburgh. She is a behavioural scientist whose research focuses on two main areas: the evaluation of complex interventions to improve health, and how research can inform public health policy. Linda leads two research Consortia – the Tobacco Control Capacity Programme, involving research teams in five countries in Africa and three in South Asia – and SPECTRUM, involving 10 UK Universities and partner organisations conducting research on the commercial determinants of health. Over the years she has combined her academic roles with part time secondments to contribute to policy and practice. This includes, for example: scientific adviser on tobacco control to the UK government (2006-2010); Cancer Research UK’s cancer prevention champion (2014-July 2021); adviser to the Covid-19 committee of the Scottish parliament (November 2020-April 2021); and from the end of September 2021 will take up the role of Chief Social Policy Adviser to the Scottish Government, with a focus on Covid recovery. She is a member of the Royal Society of Edinburgh’s Post-Covid Futures Commission and co-investigator in a Medical Research Council funded project to develop and evaluate non-invasive asymptomatic Covid-19 testing in Universities and other workplaces.