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As politics grows increasingly polarized, a new global study finds people often exaggerate political differences and negative feelings of those on the opposite side of the political divide, and this misperception can be reduced by informing them of the other side s true feelings. The study replicates earlier research in the United States, finding the phenomenon to be generalizable across 25 countries.
The new study was led by Kai Ruggeri, PhD, assistant professor of health policy and management at Columbia University Mailman School of Public Health, and replicates a 2020 study by Jeffrey Lees and Mina Cikara at Harvard University, who were also co-authors of the new study. The new findings appear in the journal