Chris runs the SF user group and speaks in many events such as Adobe Max. In this video we get to know chris and his mobile background. topics covered: Designing for Mobile, the big change in the user behavior on mobile devices, the differences between mobile and desktop applications/usage and there implications(gps, batteries , inconsistent networks, processor,input device- fingers vs. mouse orientation and more). How users finger size needs to define the size of hit areas in your applications.