To a large extent, the quality of classroom communication hinges on the teacher's ability to tune in and respond to emerging students' voices, which requires the astuteness and agility to hear layered messages, offer tailored assistance, and follow students' leads. It requires responding to multiple contingencies in real time. One important…

Various examinations are administered at universities across the US as a means of assessing bilingual/multilingual international teaching assistants' (ITAs') proficiency in spoken English before they are permitted to teach. While such exams are taken by students in a range of academic disciplines, recent research suggests that communicative…