Book excerpt: This volume shares proven strategies for Academic English teaching, research, and development in challenging circumstances. Through original first-hand experiences from around the world, the collection reveals how educators in higher education have responded to the specific needs and challenges of teaching second language learners in turbulent times, as seen during the COVID-19 pandemic. Organised thematically, the book covers rapid responses to crises, adapting to teaching online, collaborations and online learning communities, and assessment practices. The volume provides original insights and practical suggestions for a range of practices across English for Academic and Specific Purposes that can address new and unfamiliar circumstances, both now and in future challenging times. The collection includes a wealth of effective strategies, varied research methodologies, and resources for practice making it an invaluable reference for practitioners, students, and researchers in the field of academic English, ESL/EFL, and online language instruction.