Dr Ken Brackstone is a health and behavioural psychologist who completed his Ph.D. at the Centre for Research in Self and Identity, University of Southampton, in 2015. He is currently a Research Fellow at the Clinical Informatics Research Unit, University of Southampton, and currently works on a variety of global health research projects. These include: (1) the psychosocial factors that influence and predict COVID-19 transmission in Ghana and Togo, such as people’s attitudes toward health, disease, and vaccines, including predictors COVID-19 vaccine hesitancy; and (2) the development of new approaches toward understanding how social environments sustain transmission of infectious diseases by looking at psychosocial and sociocultural factors in Brazil. Ken has written policy briefings advising Ghanaian and Togolese decision-makers on multidimensional strategies to increase COVID-19 vaccination uptake in Ghana using results from his own research surveys.