This volume sheds empirical light on Complex Dynamic Systems Theory (CDST) by providing five sets of analyses of two longitudinal, interactional datasets, involving two dyads exchanging emails over one academic semester. The collective study on CDST is the first of its kind, in that it delves into multiple subsystems of learner language,…

This book examines different theoretical perspectives on the role that interaction plays in second language acquisition. The principle perspectives are those provided by the Interaction Hypothesis, Socio-Cultural Theory, and the Levels of Processing Model. Interaction is defined broadly; it is seen as involving both intermental and intramental…