“English for Academic Purposes and Research (C1)” is an essential English language teaching toolkit for teachers and students developed within the framework of the Common European Framework of Reference for Languages: Learning, teaching, assessment – Companion volume (2020). Methodologically, this textbook is grounded in task-based and action-oriented approaches to teaching English as a foreign language at C1 level. It will be of practical relevance to all those aiming to understand how the ways we use the language both influence and are influenced by social structure, academic conventions, and specific communication purposes. The highlighted aspects of language use, guided by the academic principles of integrity, relevance, and contextual accuracy, are a raised standard for anyone, who wants to upgrade the quality of their language learning skills, well-integrated teaching curriculum, and critical thinking. Written in an engaging style, this textbook provides an essential template for meaningfully integrating the development of both receptive (listening and reading) and productive (speaking and writing) skills.