Professor George Engelhard, Jr., Ph.D., is at The University of Georgia (2013 to present). He is professor emeritus at Emory University (1985 to 2013). Professor Engelhard received his Ph.D. in 1985 from The University of Chicago in the MESA Program--measurement, evaluation, and statistical analysis. While he was at The University of Chicago, he worked closely with Professors Ben Bloom and Ben Wright. Professor Engelhard is the author of three books and the co-editor of five edited volumes. He has over 200 journal articles, book chapters, and monographs. He is a past president of the Pacific Rim Objective Measurement Society. He provides technical advice on measurement and policy issues both nationally and internationally. He is a fellow of the American Educational Research Association.Stefanie A. Wind, Ph.D. is a Professor of Educational Measurement at the University of Alabama. She received her PhD in Educational Measurement from Emory University. Her primary research interests include the exploration of methodological issues in the field of educational measurement, with emphases on methods related to rater-mediated assessments, rating scales, latent trait models, and nonparametric item response theory. Her research appears in peer-reviewed journals and edited volumes in the fields of educational measurement and various substantive areas, including music, language, and counseling. She has authored or co-authored four books related to measurement, and she has received awards for her research, including the Alicia Cascallar early career scholar award from the National Council on Measurement in Education and the Georg William Rasch Early Career Scholar award from the American Educational Research Association.