“…Teachers were asked to rate children’s social competence at the pretest and two posttests for each participating child in their classroom, limiting the participating children to no more than six per teacher. This particular assessment of social competence was used because it has been used successfully with Head Start teachers (e.g., Miller, Gouley, Seifer, Dickstein, & Shields, 2004; Spritz, Sandberg, Maher, & Zajdel, 2010), has well-established internal consistency and test-retest reliability (Spritz et al, 2010), and because it is related to preschoolers’ false belief and emotion understanding (e.g., Cassidy et al, 2003). …”