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Micheline Chalhoub-Deville (Ph.D., The Ohio State University, USA) is Professor of Educational Research Methodology at the University of North Carolina at Greensboro (UNCG), USA http://erm.uncg.edu/. At UNCG, she also serves as Director of a research group, Testing and Evaluation in Educational Accountability Models (TEEAM) https://www.teeamaccountability.com/. Professor Chalhoub-Deville is the President of the International Language Testing Association (ILTA) http://www.iltaonline.com/. Professor Chalhoub-Deville is the recipient of the Outstanding Young Scholar Award by the Educational Testing Service—TOEFL Program, the ILTA Best Article Award, and the UNCG School of Education Outstanding Senior Scholar Award. Professor Chalhoub-Deville has published widely especially in second language testing and validity. She has also directed federally-funded projects to design and develop foreign language proficiency-based, computer adaptive tests, and a K-12 academic English language assessment battery. Professor Chalhoub-Deville is the founder of the Mid-West Association of Language Testers (MwALT). She is also a founding member of the British Council Assessment Advisory Board and the Duolingo English Test (DET) Advisory Board. She is a former Chair of the TOEFL Committee of Examiners as well as a member of the TOEFL Policy Board. She currently serves on MetaMetrics Technical Advisory Committee, the DET Advisory Board as well as the Language Testing and Language Assessment Quarterly Editorial Boards.

Barry O’Sullivan is Head of Assessment Research and Development, the British Council, London, Visiting Professor of Language Assessment at the University of Reading, and Advisory Professor at Shanghai Jiao Tong University.