“…Unfortunately, the assessment data to date, both national and international, shows that learners who are educated through the medium of a nonnative language still tend to perform less well than their ENS peers (Swanson, Bianchini, & Lee, ; Lyon, Bunch, & Shaw, ; Strand, Malmberg, & Hall, ). The reasons behind this underperformance of ELLs across the curriculum are complex and likely to include linguistic, cultural, and social effects, see Lee () for a thorough review.…”