“…Research linking aspects of teacher preparation to the performance of program graduates is growing rapidly (Boyd, Grossman, Lankford, Loeb, & Wyckoff, 2009; Henry & Bastian, 2015; Henry et al, 2013; Preston, 2017; Ronfeldt, 2015; Ronfeldt & Reininger, 2012); however, there has been little focus on how TPPs respond to and use such research evidence. While some teacher educators document their data use to drive evidence-based improvements (Cuthrell, Lys, Fogarty, & Dobson, 2016), many TPPs suffer from either a lack of “actionable data” (Ledwell & Oyler, 2016) or a lack of assessment literacy among teacher education faculty (Diez, 2010). To help build this literacy, teacher education communities need common ground on which to build a community of practice and learning (Grossman et al, 2001).…”