“…Conceptually there are two layers in issue-specific knowledge: subjectively perceived knowledge-what they believe they know (Kellstedt, Zahran, & Vedlitz, 2008;Malka, Krosnick, & Langer, 2009)-and objectively assessed knowledgewhat they actually know (Bord, O'Connor, & Fisher, 2000;Mumpower, Liu, & Vedlitz, 2015;. Conceptually there are two layers in issue-specific knowledge: subjectively perceived knowledge-what they believe they know (Kellstedt, Zahran, & Vedlitz, 2008;Malka, Krosnick, & Langer, 2009)-and objectively assessed knowledgewhat they actually know (Bord, O'Connor, & Fisher, 2000;Mumpower, Liu, & Vedlitz, 2015;.…”