This book offers a comprehensive account of individual differences variables as well as contextual factors that impinge on second language learnersa (TM) willingness to communicate (WTC). Firstly, it adopts a macro-perspective on WTC, which entails an attempt to identify variables that are related to WTC, taking into account the specificity of the Polish higher education setting. Secondly, it embraces a micro-perspective on WTC, striving to pinpoint the individual and contextual influences on levels of WTC in the course of regularly-scheduled, naturally-occurring English classes, as well...