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…

Though reports of pedagogic materials production point to the range of compromises authors make when writing language teaching textbooks, many accounts are retrospective in nature. This study sought to expand the research perspective by interrogating writing episodes via qualitative content analysis to discover how two expert ELT (English language…