This text provides a detailed account of current approaches to the education of teachers of second languages. The paperback edition provides a detailed account of current approaches to the education of teachers of second languages. It offers valuable ideas on the observation and supervision of classrooms, on self-evaluation by teachers, and on teaching itself. Its emphasis reflects the shift in orientation from teacher training to teacher education, in which teachers are involved in developing their own theories of teaching, understanding the nature of teacher decision making, and developing strategies for critical self-evaluation. The book is aimed at teachers, teacher educators, and workshop facilitators involved both in pre-service and in-service education of teachers of second and foreign languages.