Biographies
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Ronald K. Hambleton Ronald K. Hambleton is Professor of Education and Psychology and Chairperson of the Research and Evaluation Methods Program at the University of Massachusetts at Amherst. In October of 1998, he was appointed by the President of the University of Massachusetts as a Distinguished University Professor, only the 16th appointment in the history of the University. He earned his B.A. degree (Honors) from the University of Waterloo with majors in mathematics and psychology in 1966, and an M.A. (in 1968) and Ph.D. with specialties in psychometric methods and statistics from the University of Toronto in 1969. He is a Fellow of Divisions 5 and 15 of the American Psychological Association (APA) and an active member in the American Educational Research Association, the National Council on Measurement in Education (NCME), the International Test Commission (ITC) and the International Association of Applied Psychology (IAAP). Professor Hambleton served as President of the NCME in 1990 and as an elected member of their Board of Directors from 1983 to 1989. He received the Career Achievement Award from NCME for contributions to measurement theory and practice and leadership in the measurement field in 1993. Professor Hambleton was awarded an Honorary Doctorate from the Faculty of Social Sciences at the University of Umea in Sweden, and received the Chancellor's Medal from the University of Massachusetts for distinguished scientific research contributions in 1994. He received the Outstanding Teacher Award from the School of Education at the University of Massachusetts in 1997. Professor Hambleton serves as a member of the editorial boards for Applied Measurement in Education, Applied Psychological Measurement, Educational Research Quarterly, Educational and Psychological Measurement, Multivariate Behavioral Research, Sage's Measurement Methods for the Social Sciences, Instructional Topics in Educational Measurement Series, and three European journals - Psicothema, European Journal of Psychological Assessment, and Revista Portuguesa de Educacao; Past-President of the ITC (1994-1998); President of the Division of Measurement and Evaluation of the IAAP (1998-2002); and Past-President of Division 5 of the APA (1997-1998). Also, Professor Hambleton served as chairperson (1993-1997) of an international committee to develop technical guidelines for translating and adapting educational and psychological tests. Professor Hambleton serves on the technical advisory group to the National Board of Professional Teaching Standards, ACT-NAGB technical advisory committee on standard-setting for the National Assessment of Educational Progress, technical advisory committee to the Graduate Record Examinations Board, technical advisory committee to NORC's Early Childhood Longitudinal Study, National Board of Medical Examiners' technical advisory committees' on standardized patient methodology and computer based testing, Technical Advisory Committees' to the Florida, New Jersey, Massachusetts, and Wisconsin Departments of Education, and as a member of the Board of Directors to the Professional Examination Service. In his teaching role at the University of Massachusetts, Professor Hambleton teaches graduate-level courses in educational and psychological testing, item response theory and applications, classical test theory, seminars on assessment practices, and educational research methods. Also, he serves as the chair of the Research and Evaluation Methods Program at the University and co-directs, currently, research contracts with the Law School Admissions Council, Educational Testing Service, Microsoft, and the National Science Foundation. Professor Hambleton is the author of more than 500 research papers, reports, and reviews. He is active primarily in two areas of research: applications of item response theory (IRT) models, and criterion-referenced measurement methods and practices and especially problems associated with validity, scoring, score reporting, and standard-setting. In the first area, Professor Hambleton has research investigations underway on the topics of IRT model fit, optimal test design, differential item functioning, computer-adaptive testing, and test translations/adaptations. In the second area, he is currently investigating problems of score reporting and standard-setting, reliability assessment on credentialing exams, and validity issues associated with performance assessments in education and the credentialing field. Professor Hambleton has presented (or co-presented) over 500 papers at regional, national, and international conferences and has been invited to give keynote addresses at meetings of the AERA, NCME, APA, NERA, NEGEA, FERA, IAAP, and EAPA, and several international assessment conferences. Professor Hambleton served as co-editor in 1997 of a special issue of the European Journal of Psychological Assessment on the topic of advances in assessment practices. Currently, he is serving as guest editor for an issue of Applied Psychological Measurement on the topic of performance assessment. A book, co-authored with H. Swaminathan and H. Jane Rogers, entitled Fundamentals of Item Response Theory, was published by Sage in 1991; an edited book with Jac Zaal, entitled Advances in Educational and Psychological Testing: Theory and Applications, was published by Kluwer Academic Publishers in 1991. A co-edited book with Professor Tom Oakland entitled International Perspectives on Assessment was published by Kluwer in 1995. A co-edited book with Professor Wim J. van der Linden from the Netherlands entitled Handbook of Modern Item Response Theory was published by Springer-Verlag in 1997. Three more books are in preparation--one is focused on performance assessment practices (with Steven Osterlind); the second is focused on polytomous and multidimensional IRT models (with Wim J. van der Linden and Don Mellenbergh); and the third book is on the topic of issues and methods for translating and adapting tests (an edited book with Peter Merenda and Charles Spielberger). Professor Hambleton serves or served recently as a
consultant to a number of organizations including the American Institute for
Certified Public Accountants, The Arab Council for Child Development, the
Institute of Banking in Saudi Arabia, Alpine Media, the Municipal Securities
Rulemaking Board, the National Association of Securities Dealers, the
Educational Commission for Foreign Medical Graduates, the National Board of
Medical Examiners, Professional Examination Service, the Law School Admissions
Council, Educational Testing Service, American College Testing, the Graduate
Record Examination Board, College Board, Microsoft, National Center for
Education Statistics, National Opinion Research Council, New England Research
Institute, the SweSAT examination program in Sweden, the National Institute for
Tests and Evaluation in Israel, the National Assessment Governing Board, and the
National Examination Center in Indonesia. Liane N. Patsula is Measurement Statistician at Educational Testing Service. She earned her B.Com. with a major in Mathematics in 1992 from McGill University, an M.A.(Ed.) in Measurement and Evaluation in 1995 from the University of Ottawa, and her Ph.D. from the Research and Evaluation Methods Program at the University of Massachusetts at Amherst in 1999. Her areas of interest are test adaptation, adaptive testing, computer-based testing, and test security.
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