David Ruff is executive director of the Great Schools Partnership, and a founding member and director of the New England Secondary School Consortium, a five-state partnership working to promote forward-thinking innovations in secondary education. David has lead the organization from an initial focus on efforts in Maine to expansion across New England and the country focusing on implementation of proficiency-based learning that ensures equity across students while enabling the creation of unique and flexible learning pathways. Through these efforts, he has worked with teachers, building leaders, district leaders, chief state school officers and their staffs, college faculty, state legislators and school board members, as well as parents and business leaders. David’s expertise in school-improvement initiatives and education policy has been sought by both regional and national educational organizations, including the Council of Chief State School Officers (CCSSO), the U.S. Department of Education, and the American Institutes for Research. He also facilitated the Smarter Balanced Assessment Consortium Proficiency-Based Learning Task Force. He has advised state agencies in New Hampshire, Vermont, Rhode Island, Connecticut, and Maine. He currently serves on the advisory board for CompetencyWorks, as well as the board of directors for the Coalition of Essential Schools and Engaging Schools. Prior to working at the Great Schools Partnership, David was the co-director of the Southern Maine Partnership at the University of Southern Maine and a high school English teacher.