GEORGE ENGLEHARD is Professor of Educational Measurement and Policy at Emory University. Dr. Englehard has published over 75 articles, test reviews and book chapters.MARKE WILSON is Professor of Education at the University of California at Berkeley, specializingin the areas of educational assessment, educational evaluation and applied statistics. He has published 28 articles in refereed journals, edited four books, contributed 23 chapters to edited books, and made many presentations at meetings of professional groups.

• PRACTICE MANY-FACET RASCH (FACETS) MODEL THE RANDOM COEFFICIENTS MULTINOMIAL LOGITS (RCML) MODEL MEASUREMENT THEORY MATHEMATICAL AND STATISTICAL APPLICATIONS TO MEASUREMENT