The 2nd VietCALL International Convention (VietCALL 2026)

This paper aims to investigate differences in syntactic complexity in the essays produced by ChatGPT and students in the Vietnamese EFL context. A quantitative corpus-based comparative design was adopted to address this aim. The data consist of 60 process essays, including 30 essays written by Vietnamese undergraduates and 30 essays produced by ChatGPT. Syntactic complexity was measured using...

Abstract

Generative AI is increasingly embedded in academic writing, yet existing research has focused more on writing outcomes and learner perceptions than on how learners negotiate control during AI-mediated revision. Grounded in a sociocultural understanding of agency as mediated, relational, and context-dependent, this qualitative multiple-case study explored how eight Vietnamese...

The rapid uptake of generative AI is transforming how engineering students produce multimodal texts - slides, diagrams, and AI-generated images for technical presentations, yet existing assessment rubrics rarely account for work that is partly machine-created. This raises pressing questions of fairness, validity, and academic integrity: how can teachers assess multimodal communicative...

Collegial support can play an important role in teachers’ professional development by providing opportunities for sharing knowledge, exchanging teaching experiences, solving classroom-related problems, and learning collaboratively. However, the ways in which university English lecturers perceive and experience such support may vary according to their professional needs and career stages. This...

Over the past few years, the integration of GenAI into education is perceived as the inevitable trajectory and standard modality for modern education. Generative models have proved its effectiveness for instructors and learners in designing instructional materials as well as delivering immediate and personalized feedback for students. While the studies investigating GenAI readiness has gained...

Speaking confidently in English remains a significant challenge for many English as a Foreign Language (EFL) learners, particularly in rural and mountainous areas where opportunities for authentic communication are limited. In recent years, artificial intelligence (AI) has emerged as a promising tool for supporting language learning; however, its potential to enhance students’ confidence and...

This study investigates the effectiveness of ChatGPT in improving the content and organization of academic writing among students at Duy Tan University (DTU). A quasi-experimental design was employed involving 64 students who completed academic essays with and without ChatGPT support. Both quantitative and qualitative methods were used to examine changes in students’ writing performance....