Offering a historical and empirical account, this book provides a comprehensive overview of the socio-educational model of second language acquisition. This approach to understanding motivational variables that promote success in the learning of a second or foreign language distinguishing between language classroom motivation and language learning motivation is a major one in the history of this field of research. Chapters include a discussion of the definition and measurement of motivation; historical foundations of the model; recent studies with the International Attitude Motivation Test...