3.3 Tensions Between Linguistic Diversity, Academic Rigour, and Quality Audits
The synthesis of international quality assurance frameworks demonstrates a persistent disconnect between standardized accreditation benchmarks and localized instructional practices in higher education. Critical examinations of pedagogical realities highlight how macro-level audit protocols in Vietnamese public institutions frequently fail to capture the nuanced communicative strategies, scaffolding methods, and classroom interactions that define educational quality (Untold stories of pedagogy in English-medium instruction programs in Vietnamese higher education, 2023). Similarly, comparative analyses across public university systems indicate that rigid quality metrics often neglect linguistic diversity and instructional complexity, prioritizing administrative conformity over authentic disciplinary comprehension (English-medium instruction and linguistic diversity in Emirati higher education, 2023). This comparative tension exposes a critical research gap in contemporary higher education governance: existing evaluative models assess institutional readiness primarily through infrastructural and procedural proxies, yet they lack holistic criteria to assess sustainable pedagogical adaptation across multilingual settings. Consequently, current accreditation audits risk validating structural compliance while leaving classroom-level instructional deficits largely unaddressed. Nevertheless, this discussion acknowledges key research limitations. The multi-site comparative scope is constrained by systemic variations in national regulatory frameworks and disparate institutional reporting conventions across public universities. Furthermore, relying predominantly on institutional policy documentation and descriptive accounts restricts the direct longitudinal observation of emergent multilingual practices within diverse classroom settings. Future quality assurance frameworks must therefore bridge national accreditation standards with empirical classroom dynamics, establishing multidimensional evaluative rubrics that harmonize formal institutional compliance with genuine pedagogical effectiveness.