cover core areas of language study and are one-stop resources for students. Assuming no prior knowledge, books in the series offer an accessible overview of the subject, with activities, study questions, sample analyses, commentaries, and key readings - all in the same volume. The innovative and flexible 'two-dimensional' structure is built around four sections - introduction, development, exploration, and extension - which offer self-contained stages for study. Each topic can also be read across these sections, enabling the reader to build gradually on the knowledge gained. , previously published as , has been comprehensively revised and updated and provides an introduction to the subject that is both accessible and comprehensive. Key features of this best-selling textbook include: provides a dynamic and engaging introduction to this fascinating topic and is essential reading for all students studying global Englishes, English as a lingua franca, and the spread of English in the world today.