Zaal, Maarten P. and Saab, Rim and O'Brien, Kerry and Jeffries, Carla and Barreto, Manuela and van Laar, Colette (2017) You’re either with us or against us! Moral conviction determines how the politicized distinguish friend from foe. Group Processes and Intergroup Relations, 20 (4). pp. 519-539. ISSN 1368-4302