Gary Yourofsky

This professor gives his students something to think about...

Try it out for yourself!

http://www.youtube.com/watch?v=es6U00LMmC4

Here is the Q and A session video too:

http://www.youtube.com/watch?feature=iv&v=WIkC4OJEx3c&src_vid=es6U00LMmC4&annotation_id=annotation_166462