“…These systems need to attend to structural entailments of instruction, such as goals for students’ learning, instructional materials, assessments, teacher professional learning, and instructional oversight, as well as to the ways in which they are implemented and integrated with one another (Cobb & Jackson, 2011; Hopkins & Spillane, 2015). In addition, research indicates that principals must take other leadership actions to ensure coaches’ success, including motivating teachers to implement the strategies they work on with their coaches (Matsumura, Sartoris, Bickel, & Garnier, 2009; Matsumura & Wang, 2014) and attending to school power dynamics when structuring coaches’ work (Huguet, Marsh, & Farrell, 2014). Although these challenges are not trivial, they are neither insurmountable nor distinct from other challenges that districts and schools face relating to systems building toward instructional improvement.…”