Many educators have created successful innovative models but have had difficulty sustaining, re-creating, and scaling these models. Classrooms and schools characterized by student-centered learning practices typically deviate from the norms of transmission teaching and the many structures and procedures that David Tyack and Larry Cuban called the…

One of the mysteries of education reform is how leaders and educators can successfully instantiate, sustain, and spread student-centered pedagogical practices from a few schools to many others. Advocates for "deeper learning" grapple with this mystery as they seek to transform teaching and learning to prepare students to meet the demands…