(BodyWorlds 3 is currently in Vancouver at Science World, until January 14, 2007) I had a train-wreck experience about Gunther von Hagens’ Body Worlds. I had previously heard nothing about the man, his work, or the show before we headed out to see it at Chicago’s Museum of Science and Industry, but one of my sources inside the museum world had mentioned that there had been a fair amount of controversy surrounding both von Hagens and the exhibit. The exhibit was divided into anatomical systems: locomotive, nervous, cardiovascular, and digestive, plus a kind of gallery of awe—bodies in motion, human…