Yoko Matsuka discovered phonics in 1976 while studying for her Masters degree at California State University. Seeing how useful it was for her own children in studying English, she decided to introduce it to Japan and founded Matsuka Phonics Institute in 1979
She is the author of numerous books published in Japan, Korea, and Taiwan. Along with her responsibilities as chairman of mpi inc., she is also an adviser to NPO J-SHINE (Japan Shogakko Instructors of English) and a research fellow at Tamagawa University. She has been a consultant to more than 1,000 Japanese elementary schools.
Glenn McDougall is a South African-born writer and editor. He graduated from Natal Technikon (now Durban University of Technology) and worked as a journalist from 1990 and in the lead-up to South Africa's first democratic elections in 1994. During the elections, he worked as the Independent Electoral Commission's media liaison officer for Natal Province. He emigrated to Australia shortly thereafter where he pursued his writing career and tutored in journalism at Queensland University of Technology in Brisbane.
Since moving to Japan in 2004, he has co-written several ELT titles for children, including the award-winning Gorsch the Cellist with Yoko Matsuka.