One of the most important relationships a principal has is with his or her instructional coach (or coaches). The strength of this partnership directly impacts student outcomes because it builds collective teacher efficacy. In this article, Student-Centered Coaching experts Diana Sweeney and Ann Mausbach share three practices to elevate the work of coaches: 1) connect coaching to school improvement, 2) set expectations for high-quality instruction, and 3) develop a coherent coaching model.