Theresa Marteau is Research Professor Emerita in behavioural science in the Department of Public Health and Primary Care in the Clinical School at the University of Cambridge and Honorary Fellow of Christ’s College, Cambridge. Her research interests include development and evaluation of interventions to change behaviour (principally diet, tobacco and alcohol consumption) to improve population health equitably and sustainably, with a particular focus on targeting non-conscious processes; and acceptability to publics and policy makers of government intervention to change behaviour. In recognition of her contributions to population health and behavioural science, she was appointed Dame Commander of the Order of the British Empire (DBE) in 2017 in recognition of her contributions to population health and behavioural science. Her book Pushback: How We Can Change Our Behaviour to Build a Thriving World is due to be published by The Bodley Head in January 2027.