Robinson and her colleagues found significantly higher achievement outcomes (ES = .84)in schools where teachers reported their leaders were active participants in professional learning. Creating a school culture focused on continuous improvement through professional learning is a significant component of instructional leadership and this ability requires an understanding of adult learning, modeling, and differentiated strategies to accommodate diverse teacher learners (DiPaola & Hoy, 2008; Hallinger & Murphy, 1985; Robinson et al., 2008; Stein & Nelson, 2003).