17/07/2026
New paper involving members of our center (Magali Beylat & Olivier Klein) with F***y Lalot, Vincent Yzerbyt, Joachim Waterschoot and Maarten Vansteenkiste.
Using two large samples from the Motivation Barometer (N = 35,682), we found two key results with clear implications for public health:
🔹 Trust in government and risk perception interact to predict vaccination such that high levels of either trust or risk perception are each associated with greater vaccination intention and uptake - both are not necessarily needed together.
→ Highlighting the necessity to invest in building long-term trust and avoid relying solely on fear-based messaging.
🔹 Integrity was the trustworthiness component that mattered most
→ Integrity is likely central to trust-building strategies and should thus be emphasized by governments and institutions.
Understanding the psychological determinants of vaccination behavior remains a key challenge for public health. In two studies conducted in Belgium during the COVID-19 pandemic, we examined how risk ...