This volume takes a holistic view of the current trends and challenges in quality and quality assurance in TESOL and teacher education. Bringing together top scholars in the field from all over the world, the text features invaluable international perspectives with the common objective of improving the quality in TESOL and teacher education in constantly changing and challenging educational contexts globally. Grouped into four wide-ranging, thematic sections – on multilingualism, diversity, teacher education, and future challenges – the book addresses new obstacles faced by educational professionals in today’s rapidly changing educational landscape by offering alternatives to quantitative targets. Chapter authors cover a range of contexts and timely issues, including technology in the classroom, culturally relevant teaching, teaching for continuous improvement, professional development, and monitoring and evaluating quality. Providing a forum of discussion on the intricacies, complexities, and challenges related to the urgent question of quality in the field, this book is a must-read for prospective ESL/EFL teachers and teacher educators.