This book brings together 18 theoretical and empirical chapters that analyse the role of emotion (expression, perception, processing) and identity (notions and representations, construction, conflict) in the process of learning a second language. Studies on the differences in emotionality between L1 and L2 suggest that in L2 there is an alteration that, in many cases, manifests itself as a decrease in the affective load, which can lead to a certain indifference to the emotional content transmitted and to a lesser involvement in communication. It is also known that emotion plays a...