| عن المؤلف | Alison Mackey is Professor and Chair of the Department of Linguistics at Georgetown University, USA, and a Professor in the Department of Linguistics and English Language at Lancaster University, UK (Summers). She is Editor-in-Chief of Annual Review of Applied Linguistics and the co-editor of Research Methods in Second Language Acquisition: A Practical Guide and the co-author of Second Language Research: Methodology and Design.Susan M. Gass is University Distinguished Professor Emerita in the Department of Linguistics, Languages, and Cultures at Michigan State University, USA. She is the former editor of Studies in Second Language Acquisition, the co-editor of Research Methods in Second Language Acquisition: A Practical Guide, and the co-author of Second Language Research: Methodology and Design. |
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