Ma, M. and Gao, X. (Andy) (2021) “Review of Individual differences in language learning: A complex systems theory perspective; Authors: Carol Griffiths, Adem Soruç; Publisher: Palgrave Macmillan, 2020; ISBN: 978-3-030-52900-0; Pages: 220”, Studies in Second Language Learning and Teaching, 11(4), pp. 629–633. doi: 10.14746/ssllt.2021.11.4.7.