Known for his research in evaluating test fairness, particularly issues related to
content validity, test bias, cross-lingual assessment, and standard setting, he serves or
has served on advisory boards including the GMAT Technical Advisory Committee, the NBPTS
Assessment Certification Advisory Panel, the Texas Technical Advisory Committee, the
Puerto Rico Technical Advisory Committee, and the New England Comprehensive Assessment
Program Technical Advisory Committee. He is a Fellow of the American Educational Research
Association, a Fellow of Division 5 of the American Psychological Association, and
Co-Editor of the International Journal of Testing. He was President of the Northeastern
Educational Research Association, a Senior Scientist for the Gallup Organization, and a
member of the Board of Directors for the National Council on Measurement in Education. He
is on the editorial boards of Applied Measurement in Education, Educational and
Psychological Measurement, Educational Measurement: Issues and Practice, the European
Journal of Psychological Assessment, and Psicothema.

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High-Stakes Testing in the Warm Heart of Africa: The Challenges and Successes of the Malawi National Examinations Board (with Elias Chakwera and Dafter Khembo), Education Policy Analysis Archives (2004)

In the United States, tests are held to high standards of quality. In developing countries...