This document consists of the 2000 edition of the "Education Policy Analysis Archives." The papers include: (1) "Teacher Quality and Student Achievement: A Review of State Policy Evidence" (Linda Darling-Hammond); (2) "America Y2K: The Obsolescence of Educational Reforms" (Sherman Dorn); (3) "Forces for Change in Mathematics Education: The Case of TIMSS" (Donald S. Macnab); (4) "The Influence of Scale on School Performance: A Multi-Level Extension of the Matthew Principle" (Robert Bickel and Craig Howley); (5) "Student Assessment as a Political Construction: The Case of Uruguay" (Luis Benveniste); (6) "Implementation of the Kentucky Nongraded Primary Program" (Patricia J. Kannapel, Lola Aagaard, Pamelia Coe, and Cynthia A. Reeves); (7) "Should Achievement Tests Be Used To Judge School Quality?" (Scott C. Bauer); (8) "What Do Test Scores in Texas Tell Us?" (Stephen P. Klein, Laura S. Hamilton, Daniel F. McCaffrey, and Brian M. Stecher); (9) "Apoyo a la Participacion de padres en las escuelas primarias: Un estudio etnografico sobre un grupo latinoamericano en Canada" (Judith K. Bernhard, Marlinda Freire, and Veronica Pacini-Ketchabaw); and (10) "The Use of Logic in Educational Research and Policy Making" (Rick Garlikov). (AA)