“…There is an emerging evidence base to suggest that instructional coaching is a promising intervention to support teaching improvement and student learning (Allen, Pianta, Gregory, Mikami, & Lun, 2011; Biancarosa, Bryk, & Dexter, 2010; Blazar & Kraft, 2015; Bryk, Gomez, Grunow, & LeMahieu, 2015; Campbell & Malkus, 2011; Foster & Noyce, 2004; Garet et al, 2011; Killion, 2012; Mangin & Dunsmore, 2015; Matsumura, Garnier, & Resnick, 2010; Matsumura, Garnier, & Spybrook, 2012, 2013; Neufeld & Roper, 2003; Neuman & Cunningham, 2009; Polly, 2012; Powell, Diamond, Burchinal, & Koehler, 2010; Sailors & Price, 2010). For example, a 3-year randomized control study conducted by Campbell and Malkus (2011) found that coaches positively influenced elementary student mathematics achievement, particularly after coaches had gained experience and skill through extensive professional development.…”