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Katherine E. Ryan University of Illinois at Urbana-Champaign, USA, University of Illinois, Urbana-Champaign, USA

Katherine Ryan (B.S., Psychology, M.Ed., Special Education, Ph.D., Educational Psychology, University of Illinois - Urbana) is Associate Professor of Educational Psychology in the College of Education at UIUC. Her areas of specialization include Educational Measurement, Program Evaluation, and Applied Statistics, and she is currently Head of Measurement and Evaluation in the College of Education. Her research interests include assessment validation issues, particularly the evaluation of validity evidence based on response processes and consequences of assessments. Other interests include differential item/test functioning, and issues in program evaluation theory and practice. She teaches Descriptive and Inferential Statistics, Classroom Assessment, Introduction to Measurement, Introduction to Program Evaluation Theory, and Introduction to Evaluation Methods. She has edited two volumes of New Directions in Evaluation for the American Evaluation Association (AEA), one on evaluation as a democratic process, and the other on teaching evaluation in higher education.