Drawing on the framework of invariant measurement from Rasch measurement theory, the purpose of this study is to psychometrically evaluate the 20 language and teaching skill domains of the International Teaching Assistant (ITA) Test using the many-facet Rasch model and to empirically explore performance differences between females and males in…

Educators of International Teaching Assistants (ITAs) have been overlooked, erroneously. As teacher educators, their work is exponentially important to North American universities. A multiple case study examined three ITA Educators' ideologies, involving data from two interviews -one being a stimulated recall using classroom observations…

This study investigated U.S. undergraduates' perceptions of non-native speakers' (NNS) speech which had received 100% proficiency scores on the TOEFL iBT test. Fifty-five U.S. undergraduates rated 20 speech samples for comprehensibility, accentedness, and acceptability. The speech samples were also analyzed for acoustic fluency. Descriptively,…

In the past 2 decades, there has been an increasing tendency to use scores from the "TOEFL iBT"® Speaking test for decisions regarding the certification of international graduate students as teaching assistants at North American universities. To obtain validity evidence in support of the usefulness of the speaking scores for this…

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…

Although the speaking section of the "TOEFL iBT"® test is used by many universities to determine if international teaching assistants (ITAs) have the oral proficiency necessary to be classroom instructors, relatively few studies have investigated the validity of using TOEFL iBT scores for ITA screening. The primary purpose of this study…

The field of L2 pragmatics demonstrates the effect of instructional intervention on the development of L2 learners' pragmatic competence. Nevertheless, effective instruction requires knowledge of pragmatic performances of L2 learners in naturally occurring conversations, in comparison to those of the target community speakers. This study, using a…