I am sure that Joseph Henry and Michael Faraday had no idea that their experiments with electricity would eventually lead to the invention of radio and radar, both of which changed society.By the way, subjects such as interpretive dance and gender studies were the butt of jokes even when I was an undergrad 40 years ago.DeleteAnonymousSeptember 20, 2013 at 8:38 PMYour point is that you are trying avo