This book examines the use of AI technology, particularly ChatGPT, into English language education. This 15-chapter anthology examines the pedagogical, ethical, and cognitive aspects of AI-enhanced instruction, utilizing research from Vietnam and global contexts. Section I (Chapters 2-8), AI Integration in Language Teaching and Learning, analyzes the role of AI in language instruction and acquisition, encompassing emotional intelligence, rubric-based assessment, IELTS preparation, and educator identification. Section II (Chapters 9-13), AI-Enhanced Language Learning Skills and Practices, examines AI-augmented language learning methodologies, addressing vocabulary acquisition, learner independence, and chatbot-assisted education. Section III (Chapters 14-15), AI in Translation and Support Systems, examines artificial intelligence in translation and academic assistance systems. The book emphasizes the transformative potential as well as the dangers of excessive dependence, academic misconduct, and insufficient teacher training. Highlighting ethical integration and human-AI collaboration, it offers pragmatic ideas for educators, academics, and policymakers. Empowering educators envisions AI as a strategically--augmenting, not supplanting--teachers in the establishment of sustainable and inclusive language learning settings.