Generalized Anxiety Disorder Screener (GAD-7; Spitzer, Kroenke, Williams, & Löwe, 2006). The GAD-7 is a 7-item self-report measure assessing anxiety symptoms in adults. The GAD-7 can be used as a screening and diagnostic tool (Spitzer et al., 2006), and to monitor symptom changes over time (Kertz, Bidga-Peyton, & Bjorgvinsson, 2012). The GAD-7 has been used in several studies with adolescents (e.g. Farrand & Woodford, 2013; Daig, Herschbach, Lehmann, Knoll, & Decker, 2009), and a separate adolescent version exists as part of the Patient Health Questionnaire-Adolescent version (PHQ-A; Johnson, Harris, Spitzer, & Williams, 2002). Sample items include, “Worrying too much about different things” and “Feeling afraid as if something awful might happen” (Spitzer et al., 2006). Each item is rated on a scale from zero (“not at all”) to three (“nearly every day”). Total scores range from 0 to 21. The GAD-7 demonstrates excellent internal consistency ( α = .92) and excellent