Professor Jack C. Richards is an internationally recognized authority on methodology, teacher development, and materials design, and has taught in universities and teacher education centers in New Zealand, Hawaii, Indonesia, Hong Kong, and Singapore. He has written many successful classroom texts and teacher resource books, including Approaches and Methods in Language Teaching, Reflective Teaching in Second Language Classrooms,and Beyond Training.

Professor Chuck Sandy has directed English language programs and taught in universities, language institutes, and teacher-education centers in Japan, the United States, Korea, and Brazil. In addition, he is a frequent lecturer on English language teaching throughout Asia, South America, and the United States. He is Professor of English Language and Culture at Chubu University in Japan.