Steven Hoober, President—Design, 4ourth Mobile, is a mobile strategist, architect, and interaction designer. He has been doing mobile and multi-channel design since 1999, working on everything from the earliest app stores, to browser design, to pretty much everything but games. Steven wrote the patterns and technical appendices for the book Designing Mobile Interfaces, maintains a repository of mobile design and development information at the 4ourth Mobile Patterns Wiki, and publishes a regular column on mobile in UX Matters magazine.