The Psychology of Vaccination identifies the social psychological drivers of vaccine mindsets, to explore why some people choose to be vaccinated, some are hesitant, and others refuse. It explores the socio-demographic factors related to vaccine hesitancy and considers the role of motivation in making this health decision.

Introduction to vaccine hesitancy. Chapter 1: Who are the vaccine hesitant? Chapter 2: Psychological Determinants of vaccination in individuals. Chapter 3: Vaccine hesitancy within groups. Chapter 4: Vaccination and social thought. Chapter 5: Combating vaccine hesitancy. Conclusion.

Olivier Klein is a professor of social psychology at the Université libre de Bruxelles, Belgium.

Vincent Yzerbyt is a professor of social psychology at the Université catholique de Louvain, Belgium.

They were both involved in the "motivation barometer", a large-scale project that tracked attitudes towards vaccination (and other health behaviours) across the COVID-19 pandemic in Belgium.