“…In addition, if students are emotionally attached to the topic under discussion (e.g., controversial issues like genetically modified food, animal testing or politics), argumentation may prove unfruitful, complicated, or even impossible (Baumeister & Scher, 1988;Leith & Baumeister, 1996). In contrast, emotions may also result in successful and fruitful argumentation as students use their emotions as a resource to argue (Polo et al, 2016;Polo, Plantin, Lund, & Niccolai, 2017) or operate on the reasoning of their learning partners to highlight or make more salient socio-cognitive conflicts related to their individual positions regarding the controversial issue at stake (Fischer, Bruhn, Gr€ asel, & Mandl, 2002;Weinberger, Ertl, Fischer, & Mandl, 2005).…”