Party animals? Extreme partisan polarization and dehumanization2021 Articolo in Rivista Scientificaaffective polarization, dehumanization, partisanship, party identityMartherus, J. L., Martinez, A. G., Piff, P. K., & Theodoridis, A. G. (2021). Party animals? Extreme partisan polarization and dehumanization. Political Behavior, 43(2), 517-540.