I think this might be valid research material for you. If you haven't seen these video's yet they are quite amazing.

http://www.youtube.com/watch?v=Aos0hnwiHt8
http://www.youtube.com/watch?v=TKuXuDCPfds


This is a post on some forums recently by Chang's top western student.
http://www.thetaobums.com/index.php?showtopic=5786


Here is his email
(deleted- I'm sure if Robert wants his email he can ask you for it.)