This book concentrates on teachers' knowledge and understanding of language systems in the belief that these systems are at the heart of the language acquisition process.This book concentrates on teachers' knowledge and understanding of language systems in the belief that these systems are at the heart of the language acquisition process.This book concentrates on teachers' knowledge and understanding of language systems in the belief that these systems are at the heart of the language acquisition process.Teacher Language Awareness (TLA) is an area of increasing interest to those involved in language teacher education. This book provides an introduction to the nature of TLA, assesses its impact upon teaching and its potential impact on learning. The book focuses specifically on grammar. It aims to encourage teachers and others involved in language education to think more deeply about the importance of TLA ad to adopt a more principled approach to the planning of those parts of their programmes assosciated with it.1. Language awareness, 'knowledge about language' and TLA 2. TLA and the teaching of language 3. TLA and the grammar debate 4. TLA and teachers' subject-matter cognitions 5. TLA and pedagogical practice 6. The TLA of expert and novice teachers 7. TLA and the native-speaker and non-native speaker debate 8. TLA and student learning 9. TLA and teacher learning, Epilogue: TLA and teacher professionalism