Ethan Watrall is a professor at Michigan State University where, among other things, he teaches user centered design, interactive design, interactive storytelling, game design, and game studies. He has also written several books on web and interactive design. His digital alter ego can be found at http://www.captainprimate.com
Jeff Siarto is a Web and User Experience designer living in Chicago. He is the founder of Siarto Labs, a small design company and co-founder of Loudpixel, a consultancy specializing in web development and online learning. Jeff was a student of the standards-based web design movement and writes articles and tutorials aimed at helping new web designers get started in the craft.