Dan Mall is a designer and front-end developer working for Happy Cog Studios in Philadelphia, PA. Multi-disciplined designer, architect, and coder of award-winning websites, Dan has gained a prominent position and ?young-designer-to-watch? reputation in the worldwide design community due to his comprehension and advocacy of user-based design principles. Dan writes about the details of user interface design on his industry-recognized personal site, danielmall.com, and has contributed to A List Apart and .NET Magazine. When not in front of a computer, Dan plays keyboards for Philadelphia-based contemporary Christian group Four24, and explore the menus of local restaurants.

Mike Rundle is kinda phenomenon in the Web industry, as he began designing at the age of 13. Now Mike is 24 and he?s a co-founder and executive at 9rules.com, social content network that has been voted "Best Community/Wiki of the Year". I personally knew Mike in June of 2007 when I joined 9rules network. And I appreciate he found time to do an interview for DI.