Learning Forward is fortunate to work with stakeholders in a range of roles and from all kinds of contexts, including schools and systems, higher education, teacher associations, foundations, government, and corporations. While the people we work with cover a lot of ground in and beyond education, we have the luxury of focusing deeply on this singular challenge: What can we know about — and do about — what it takes to build the capacity of educators to be their very best? Focusing on professional learning doesn’t mean, however, that there isn’t a lot to explore: the science of learning, cultures in schools, contexts and conditions, holding professional learning to high standards, measuring impact, identifying the elements of effective learning, the role of technology, dedicating appropriate