Many students in middle and secondary school face challenges in understanding complex content expressed in disciplinary-specific discourses. Disciplinary literacy (DL) has emerged as a viable approach to these challenges. Yet, to date, the assessment of disciplinary literacy remains relatively underdeveloped. The current paper examines the…

Many K-12 teachers struggle to meet the needs of diverse learners as school reforms promote new disciplinary literacy requirements. In response, language education scholars have argued that teachers must develop "disciplinary linguistic knowledge" (DLK), or an understanding of language in their content area and an ability to design…