Michael T. Kane is the Messick Chair in validity at ETS.  Previously he served as Director of Research at the National Conference of Bar Examiners, as a professor in the School of Education at the University of Wisconsin, as Vice President for research and development and Senior Research Scientist at American College Testing, and as Director of Test Development at the National League for Nursing. His main research interests are validity theory and practice, generalizability theory, licensure and certification testing, and standard setting. 

Talia Isaacs is an Associate Professor of Applied Linguistics and TESOL at the UCL Institute of Education, University College London and former Founder and Director of the Second Language Speech Lab at the University of Bristol. She is an Expert Member of the European Association for Language Testing and Assessment (EALTA) and recently served on the Executive Board of the International Language Testing Association (ILTA). She has led numerous research projects and consultancies on analyzing and evaluating speech and has disseminated extensively on this topic, including empirical studies, state-of-the-art articles, workshops, presentations, traditional media interviews, blogs, and videos/podcasts. Her research interests in applied linguistics are wide ranging and include language for specific (particularly medical) purposes, assessing academic English, construct definition and operationalization, and technology-mediated assessment.

Detmar Meurers is Professor of Computational Linguistics at the University of Tübingen, Germany and a steering board member of the LEAD Graduate School and Research Network in Empirical Educational Science there. He previously worked as an Associate Professor in the Department of Linguistics at The Ohio State University, USA. As head of the ICALL-Research.com group, his work focuses on Intelligent Computer-Assisted Language Learning (ICALL), and computational linguistic methods in Second Language Acquisition (SLA) research and language teaching. He has published widely on Intelligent Language Tutoring Systems, automatic short answer assessment, the automatic analysis of learner corpora, and input enrichment and enhancement applications for language learners. He recently co-edited a special issue of the journal "Language Learning" on "Language learning research at the intersection of experimental, corpus-based and computational methods" and is a co-author of the book "Language and Computers" aimed at a non-specialist audience.