“…Consistent with deliberation theorists' arguments, recent studies revealed that exposure to uncivil political discourse produces negative emotions and attitudes toward the opposing side (Borah, 2014;Hwang, Borah, Namkoong, & Veenstra, 2008), suggesting that uncivil online discussion emphasizing antagonism between two partisan groups may erode individuals' expectation about reaching consensus through deliberation. Previous studies on intergroup conflict have also shown that as conflict between groups increases, group members tend to show negative perceptual biases toward out-group members (Brewer, 2007;Riek, Mania, & Gaertner, 2006) and increased inter-group differentiation (Forsyth, 1990).…”