Ma, Mengyao, and Xuesong (Andy) Gao. 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):629-33. https://doi.org/10.14746/ssllt.2021.11.4.7.