Xun Yan received his Ph.D. in Second Language Studies from Purdue University in 2015. He is an Assistant Professor of Linguistics, Second Language Acquisition and Teacher Education (SLATE), and Educational Psychology at University of Illinois at Urbana-Champaign, where he is also the coordinator of the English Placement Test (EPT). He is the president of the Midwest Association of Language Testers in the US. He currently serves as an editorial board member of the journals Language Testing, TESOL Quarterly, Studies in Educational Evaluation, and Language Teaching Research Quarterly. He teaches graduate courses in Language Testing, Second Language Acquisition, and TESOL Methodology. His current research interests include the development and quality control of post-admission language assessments, scale development and validation, rater performance and training, assessment literacy for language teachers, and test score use in educational settings.Slobodanka Dimova received her Ph.D. in English as a Second Language from Purdue University in 2005. She is an Associate Professor in Language Testing and the coordinator of the Test of Oral English Proficiency for Academic Staff (TOEPAS) at the University of Copenhagen, Denmark. She currently serves as the Book Review Editor for the journal Language Testing, a member of the Executive Committee of the European Association of Language Testing and Assessment (EALTA), and a member of the Editorial Board of the Journal of English Medium Instruction. She teaches graduate courses in Language Testing, Second Language Acquisition, Research Methods, and Oral Production in L2. Her current research interests include rater training and rater behavior for oral proficiency tests, the development and validation of scales for performance-based tests, the use of technology in language testing and assessment, the policies and practices related to the implementation of English-medium instruction (EMI) programs at non-Anglophone universities.April Ginther received her Ph.D. in Educational Linguistics from the University of New Mexico in 1994. She is a Professor of English, the Director of The Oral English Proficiency Program, and the Director of The Purdue Language and Cultural Exchange at Purdue University in West Lafayette, Indiana. For both the OEPP and PLaCE, she supervised the development of local tests, the Oral English Proficiency Test (OEPT) and the Assessment of College English, International (ACE-In). From 2012-2017, she was the co-editor of the journal Language Testing. She teaches graduate courses in the Second Language Studies Program and regularly offers two seminars: Quantitative Research Design and Language Testing and Assessment. Her current research interests include rater training, the development of second language reading and speaking fluency, and the development, implementation, and evaluation of university programs promoting internationalization and English language learning.
