Rich said: Oh good for you! I do have a class I teach but have never offered it for the general public. Maybe at some point I would do that if I thought/knew there was enough interest. If you want to organize a group of interested folks I would be happy to! But I can't say if/when I would offer that, sorry. That said, I do have an article I wrote for the journal of the AHG posted on my website which gets into some things, definitely not all, which you can check out...