For several decades now foreign language teachers have been engaged in scientific approaches to the methodology.
Many other people and experiences have contributed in diverse ways to the writing of this book.
This book is mainly for teacher of second or foreign languages at secondary, university, and adult levels, but language teachers in elementary school are sure to find many useful ideas here as well.
The study of language characteristics, or individual difference (IDs) has a long tradition in second language studies and nobody would guestion.
Language teaching is a highly unified experience for any one who has shown willingnessto take such a thing seriously enough.