Chalermsup Karanjakwut graduated a Doctor of Philosophy in English Language Studies at Thammasat University in Bangkok,  Thailand, in 2023. Simultaneously, he has been working as a lecturer of English at Bansomdejchaopraya Rajabhat University since 2014. He obtained a Master of Arts in Teaching English as a Foreign Language conferred from Thammasat University and his Bachelor's degree in Arts (with the First-Class Honours) majoring in English for International Communication conferred from Rajamangala University of Technology Krungthep, Thailand. His areas of interest include 1) Technology Enhanced Language Learning, 2) Teaching Grammar, 3) Professional Development, 4) Teaching Writing Skill, and 5) Intercultural Communication. Throughout his professional life, he has been invited to be a part-time lecturer, a speaker and an emcee. He excels at implementing Technology-Enhanced Language Teaching approach to teaching. In addition, he is an author who produces textbooks for teaching, such as Connecting Glocal Writing, English for Examination Preparation and Job Application, and Fundamental English Grammar (Chapter 1 and 5). Apart from textbooks, his research and academic papers were published in both journals indexed in TCI1 and ERIC and international proceedings.