Introduction (J.P. Keeves, G.N. Masters). Part I: New Theoretical Developments. New approaches to measurement (J.P. Keeves, S. Alagumalai). Latent trait measurement models (H. Swaminathan). Item response theory (M.L. Stocking). Rasch measurement theory (P. Allerup). Rasch measurement models (B.D. Wright). Partial credit model (G.N. Masters). Rating scale analysis (D. Andrich). Sufficient statistics in educational measurement (E.B. Andersen). Part II: Applications of Measurement in Research and Assessment. Adaptive testing (D.J. Weiss, J.L. Schleisman). Computerized educational testing (W.J. van der Linden). Measurement of developmental levels (M. Wilson). Equating of tests (M.J. Kolen). Essays: equating of marks (D. Andrich). Individualized testing in the classroom (J.M. Linacre). Item analysis in test construction (J.J. Barnard). Item banking (J. Umar). Item bias (J.D. Scheuneman, C.A. Bleistein). Guessing in multiple choice tests (H.J. Rogers). Measurement of judgments (J.M. Linacre). Charting of student progress (G.N. Masters et al.). Issues in educational measurement (J.P. Keeves, G.N. Masters). Name Index. Subject index.