For the past 12 years, the author has worked with peer coaches in more than 40 countries, and has seen schools where peer coaches have collaborated with colleagues to improve teaching and learning in classrooms across the school. In other schools, coaches have played a critical role in creating a culture of collaboration that helps build the…

New teachers need help. From day one, new teachers, largely on their own, are responsible for running a classroom and ensuring student learning, as well as fulfilling administrative requirements. Little wonder that 14% of new teachers leave by the end of their first year, 33% leave within three years, and almost 50% leave in five years (Ingersoll,…