Public Health Policies

Widespread trust in vaccines often leads to higher vaccination rates, but vaccine shortages can deter even those with confidence in vaccines. Furthermore, while vaccine mandates can create an appearance of universal vaccination, people may remain hesitant, resulting in lower compliance than anticipated. Read More

Vanderbilt biologists Nicole Creanza and Kerri-Ann Anderson have developed a new mathematical model, rooted in cultural evolution, that represents vaccine hesitancy as a belief that can influence, but not perfectly predict, whether parents will decide to vaccinate their children. Read More