“…For self-efficacy, six studies included previously validated scales (Albritton & Truscott, 2014; Lembke et al, 2018; Reeves & Chiang, 2017, 2019; van der Scheer & Visscher, 2016), whereas three developed their own measures for the study (Chatterji et al, 2009; Cole, 2010; Rogers, 2015). The aspects of self-efficacy measured related to problem-solving (Albritton & Truscott, 2014), personal and general teaching strategies (Chatterji et al, 2009; Lembke et al, 2018; van der Scheer & Visscher, 2016), data use to inform instruction (Reeves & Chiang, 2017; Reeves & Chiang, 2019; Reeves & Honig, 2015), and measurement design (Cole, 2010; Rogers, 2015). For beliefs, four studies used previously validated scales (Castillo et al, 2016; Reeves & Chiang, 2017, 2019; Reeves & Honig, 2015), whereas four used researcher-developed measures (Chatterji et al, 2009; Cole, 2010; Förster & Souvignier, 2015; Rogers, 2015).…”