Foreword -- Acknowledgments -- 1 -- Reframing the Problem of Research and Practice -- I -- Fostering Partnerships for Educational Innovation -- 2 -- The Middle-School Mathematics through Applications Project: Supporting Productive Collaborations during Two Different Phases of Curriculum Design -- 3 -- The Center for Learning Technologies in Urban Schools: Evolving Relationships in Design-Based Research -- 4 -- Examining a Novel Partnership for Educational Innovation: Promises and Complexities of Cross-Institutional Collaboration -- II -- Role of Tools in Bridging Research and Practice -- 5 -- Success for All: Using Tools to Transport Research-Based Practices to the Classroom -- 6 -- Tools to Deepen Practitioners' Engagement with Research: The Case of the Institute for Learning -- 7 -- QUASAR: The Evolution of Tools to Support Educational Improvement -- III -- Developing Conditions to Foster Knowledge Development in Schools -- 8 -- Building Demand for Research through Lesson Study -- 9 -- The National Writing Project: Anatomy of an Improvement Infrastructure -- IV -- Research and Decision Making in School Districts -- 10 -- The Partnership for District Change: Challenges of Evidence Use in a Major Urban District -- 11 -- Research to Practice: A Case Study of Boston Public Schools, Boston Plan for Excellence, and Education Matters™ -- 12 -- Key Lessons about the Relationship between Research and Practice -- Appendix: Research Methodology -- References -- About the Contributors.