Research-informed teaching at scale

Margaret Lee, Director of Organizational Development, Frederick County Public Schools, Maryland, USA Glenn Whitman, Executive Director, Center for Transformative Teaching and Learning, St Andrew’s, Maryland, USA Dr Ian Kelleher, CTTL Dreyfuss Family Faculty Chair for Research, Maryland, USA There is no greater opportunity yet no greater challenge than being a teacher or school leader today. The opportunity comes from the impact that a single teacher can have on a child’s academic, social, emotional and identity development and their life trajectory. As David Steiner from The Johns Hopkins University Center for Public Policy points out (cited in Chiefs for Change and the Johns Hopkins University Institute for Education Policy, 2020, p. 5), ‘The strongest education research finding in the last twenty years is that the quality of a teacher is the single greatest in-school determinate of student outcomes.’ The opportunity today is perhaps greater than in any generation bef