New York City Public Schools. Office of Educational Evaluation 249 New York (N.Y.). Board of Education. Office of Research, Evaluation, and Assessment 234 American Institutes for Research 204 National Center for Research in Vocational Education (U.S.) 197 Austin Independent School District (Tex.). Office of Research and Evaluation 175 Abt Associates 172 United States. General Accounting Office 140 Educational Testing Service 137 United States. Department of Education 131 Far West Laboratory for Educational Research and Development 122 Northwest Regional Educational Laboratory 120 University of California, Los Angeles. Center for the Study of Evaluation 117 Mathematica Policy Research, Inc 107 School District of Philadelphia, Pa. Office of Research and Evaluation 106 New York City Public Schools. Office of Educational Assessment 93 Rand Corporation 87 Society for Research on Educational Effectiveness 87 Research for Better Schools, inc 85 Ohio State University. Center for Vocational and Technical Education 78 School District of the City of Saginaw. Department of Evaluation, Testing, and Research 78 High/Scope Educational Research Foundation 74 Berney, Tomi D. 73 California. State Department of Education 73 Appalachia Educational Laboratory 71 United States. Department of Health and Human Services 70 RMC Research Corporation 69 Atlanta Public Schools 67 Manpower Demonstration Research Corporation 67 United States. Office of Education 67 MDRC (Organization) 66 Education Endowment Foundation 64 National Center for Education Evaluation and Regional Assistance (U.S.) 64 Urban Institute 63 National Council on Teacher Quality (U.S.) 61 New York (N.Y.). Office of Educational Research 59 Westat, Inc 58 Center on Education Policy (Washington, D.C.) 57 ERIC Clearinghouse on Urban Education 56 What Works Clearinghouse (Institute of Education Sciences) 54 Southern Regional Education Board 53 Colorado. Department of Education 52 Development Associates 51 Central Midwestern Regional Educational Laboratory 50 University of the State of New York 50 Texas Education Agency 49 Wisconsin. Department of Public Instruction 49 California Community Colleges. Office of the Chancellor 48 Washington (State). Superintendent of Public Instruction 48 What Works Clearinghouse (ED) 47 Kansas City Missouri School District 46 Minneapolis Public Schools. Department of Research and Evaluation 46 National Foundation for Educational Research in England and Wales 46 Policy Studies Associates 46 Dade County Public Schools. Office of Educational Accountability 44 Claus, Richard N. 43 Portland Public Schools (Or.). Research and Evaluation Department 43 Teaching and Learning Research Corp., New York, NY 42 ERIC Clearinghouse on Adult, Career, and Vocational Education 41 Public Schools of the District of Columbia 41 Des Moines Public Schools (Iowa) 40 Public Schools of the District of Columbia. Department of Research and Evaluation 40 Academy for Educational Development 39 Houston Independent School District (HISD), Department of Research and Accountability 39 Quimper, Barry E. 38 System Development Corporation 38 United States. Bureau of Indian Affairs 38 California Postsecondary Education Commission 37 Columbus Public School Systems (Ohio). Department of Evaluation Services 37 Oregon. Department of Education 37 United States. General Accounting Office. Health, Education, and Human Services Division 37 Public Schools of the District of Columbia. Division of Quality Assurance 36 Research Triangle Institute 36 Southwest Regional Laboratory for Educational Research and Development 36 Unesco 36 United States. Congress. House. Committee on Education and Labor 36 Wisconsin Univ. - Stout, Menomonie. Center for Vocational, Technical and Adult Education 36 Austin Independent School District (Tex.). Office of Program Evaluation 35 ERIC Clearinghouse on Higher Education 35 Hartford Public Schools (Hartford, Conn.) 35 National Institute of Education (U.S.) 35 SRI International 35 Great Britain. Further Education Unit 34 National Centre for Vocational Education Research (Australia) 34 William Rainey Harper Coll., Palatine, IL. Office of Planning and Research 34 ERIC Clearinghouse on Assessment and Evaluation 33 Frank Porter Graham Child Development Center 33 Scottish Council for Research in Education 33 University of California, Los Angeles. Center for Research on Evaluation, Standards, and Student Testing 33 Applied Management Sciences, Inc 32 Harvard Family Research Project 32 Human Resources Research Organization 32 Indiana University. School of Education 32 New York University. Center for Field Research and School Services 32 Pennsylvania. Department of Education 31 Austin Independent School District (AISD) 30 Illinois Community College Board 30 Ohio State University. Center for Vocational Education 30 Southwest Educational Development Laboratory 30 University of Illinois at Urbana-Champaign 30 University of Texas at Austin. Research and Development Center for Teacher Education 30