This document contains papers from a series of Evaluation Forums of the National Science Foundation. The titles are: "Education Program Evaluation at NSF: What Difference Does It Make?" (D. E. Chubin); "Interagency Efforts to Review and Evaluate Science, Mathematics, and Engineering Programs Through the Federal Coordinating Council on Science and Engineering Technology" (J. L. Herman, J. S. Dietz, & C. G. Katzenmeyer); "Fostering Change in Science Education (J. D. Ellis); "Practices that Support Teacher Development: Transforming Conceptions of Professional Learning" (A. Lieberman); "Working, Thinking, and Assessment" (L. B. Resnick); "Equity: Providing Equal Access to Powerful Ideas" (R. Lesh); and "Enhancing the Success of African American Students in the Sciences: Freshman Year Outcomes" (K. I. Maton, & F. A. Hrabowski, III). (MKR)