- Dörnyei, Zoltán (3)
- Gass, Susan M. (3)
- Porte, Graeme Keith (3)
- Cairns, Helen Smith (2)
- Crain, Stephen, 1947- (2)
- Mackey, Alison (2)
- McDaniel, Dana S. (2)
- McKee, Cecile Maxine (2)
- Mercer, Sarah (2)
- Thornton, Rosalind Jean (2)
- Baten, Kristof (1)
- Blom, Wilhelmina Bernardina Theodora, 1972- (1)
- Botana, Goretti Prieto (1)
- Brown, Steven (1)
- Clahsen, Harald (1)
- Cohen, Andrew D. (1)
- DeKeyser, Robert (1)
- Dewaele, Jean-Marc, 1962- (1)
- Fernández, Eva M. (1)
- Housen, Alex, 1964- (1)
- Huang, Becky H. (1)
- Kostoulas, Achilleas, 1977- (1)
- Kuchah, Kuchah, 1970- (1)
- Kuiken, Folkert, 1953- (1)
- Larson-Hall, Jenifer (1)
- McManus, Kevin (1)
- Moerk, Ernst L. (1)
- Pinter, Annamaria (1)
- Sekerina, I. A. (Irina A.), 1961- (1)
- Taguchi, Tatsuya (1)
- Tarone, Elaine, 1945- (1)
- Unsworth, Sharon (1)
- Vedder, Ineke (1)
- Williams, M. (Marion.), 1948- (1)
- Yule, George, 1947- (1)
- バトラー後藤, 裕子 (1)