Kathleen Kampa and her husband Charles Vilina are the authors of Oxford Discover, levels 3 and 4. They come from the U.S. and are active teacher trainers who have taught young learners in Asia for over 25 years. Kathleen is a PYP (Primary Years Program) teacher and both Kathleen and Charles promote "many ways to learn" in the classroom, and use an inquiry-based approach to teaching through which students develop 21st century skills. Kathleen and Charles are also co-authors of Magic Time and Everybody Up, published by Oxford University Press.