Despite coverage of materials development principles in the applied linguistics literature, principled production of open textbooks has not received attention. To address this gap and demonstrate the interdisciplinary potential of materials development research, the authors drew upon concurrent verbalization and interview data they collected while…

The selection of an appropriate textbook has always been a great concern of teachers and students. Frameworks for the evaluation of textbook in previous researches are too complex to help a quick decision. This paper firstly gives an account of Chinese students' needs in learning EAP [English for academic purposes]. It then proposes a framework…