Ken has a PhD in Curriculum Studies, a Master’s in Fine Art, and Diplomas in Education and Applied Linguistics. He is an expert in Computer Assisted Language Learning (CALL) and is the author/co-author of more than 140 textbooks and readers from the primary through university levels. He also writes and reviews on the topic of CALL. Ken has worked in secondary schools and universities in Asia, the Middle East, and North and South America, lecturing on language teaching and computer-assisted language learning from the primary through university levels. Ken has given 400+ teacher-training sessions and 100+ conference presentations in over 30 countries.