“…But numerous studies document failures of prediction. For example, performance on theory-ofmind tasks fails to significantly predict • autistic traits in either autistic or nonautistic participants, as measured by clinicians' observation, self-report, or informant-report (N ϭ 1513 nonautistic adults, Kunihira, Senju, Dairoku, Wakabayashi, & Hasegawa, 2006 Clemmensen et al, 2016;Dziobek et al, 2006;Murray et al, 2017;Ozonoff & McEvoy, 1994) • empathy and emotional understanding (N ϭ 484 nonautistic adults, Olderbak et al, 2015 Lawrence et al, 2004; see similar results with smaller samples in Carroll & Chiew, 2006;Campbell et al, 2011;Muller et al, 2010;Peterson, 2014) • Bennett et al, 2013;Fombonne, Siddons, Achard, Frith, & Happé, 1994;Frith et al, 1994 6 ;Hughes, Soares-Boucaud, Hochmann, & Frith, 1997;Joseph & Tager-Flusberg, 2004;Prior et al, 1990;Shaked et al, 2006;Sparrevohn & Howie, 1995; and smaller samples of nonautistic children and adults in Carroll & Chiew, 2006;Tso, Grove, & Taylor, 2010;Watson, Nixon, Wilson, & Capage, 1999;Clegg, Hollis, Mawhood, & Rutter, 2005) • social attention, cooperation, anticipation, persuasion, deception, and avoidance (N ϭ 402 nonautistic adolescents, Hünefeldt, Laghi, Ortu, & Belardinelli, 2013; N ϭ 77 autistic children, Angus, de Rosnay, Lunenburg, Meerum Terwogt, & Begeer, 2015; see similar results with smaller samples of autistic children in Burnside et al, 2017;Chin & Bernard-Opitz, 2000;Kristen, Vuori, & Sodian, 2015;Peterson, Slaughter, & Wellman, 2018; and smaller samples...…”