Yukiko Abe Hatasa received her Ph.D. in linguistics in 1992 from the University of Illinois at Urbana Champaign. She has taught all levels of Japanese for over twenty-five years, and has worked on curriculum development and teacher training in five major institutions in the US, Australia, and Japan. She is known nationwide, as one of the premier Japanese methodologists in the US and Japan. She is currently a professor of Japanese pedagogy at Hiroshima University.
Professor Kazumi Hatasa received his Ph.D. in education in 1989 from the University of Illinois at Urbana-Champaign. He is currently a professor at Purdue University and Director of the Japanese School at Middlebury College. He is recognized internationally for his work in software development for the Japanese language and distributes most of his work as freeware over the Internet.