Rex Hartson coordinates a research group about Human Computer Interaction at Virginia Tech and they are pretty good. He's also the author of this book: http://w

Rex Hartson coordinates a research group about Human Computer Interaction at Virginia Tech and they are pretty good. He's also the author of this book: http://www.amazon.com/The-UX-Book-Guidelines-Experience/dp/0123852412 http://www.amazon.com/The-UX-Book-Guidelines-Experience/dp/0....