Xuyan Qiu is an Assistant Professor in the Department of English and Communication of the Hong Kong Polytechnic University. Her research interests include second language teaching and learning, English-medium instruction, and English for academic purposes.

Rui Yuan is an Associate Professor at the Faculty of Education, University of Macau. His research interests include teacher education, critical thinking, and English Medium Instruction (EMI) in higher education. He has published extensively, with his work appearing in international journals such as TESOL Quarterly, Teaching and Teacher Education, and Studies in Higher Education. Dr. Yuan currently serves as an Associate Editor for TESOL Journal and is on the editorial board of Linguistics and Education.

1. Foreword 2. Exploring university EMI lecturers' perspectives and practices in teaching computing 3. Exploring the teaching challenges and pedagogical strategies of teachers in English-medium instruction in online modalities A case study of STEM teachers in Hong Kong universities 4. Best practices for incorporating pedagogy and technology into English-medium instruction in Hong Kong 5. Integrating intercultural humor in content teaching in EMI classrooms: A tale in a Macao classroom 6. Instructors' strategic use of L1 through a translanguaging perspective in a Chinese EMI university Opportunities and challenges 7. Principles for teaching content and EIL in higher education EMI: Experiential insights from Japan 8. English medium instruction pedagogy in disciplinary classrooms: Ways forward