TJ VanToll is a senior developer advocate for Telerik, a jQuery team member, and the author of jQuery UI in Action. He has over a decade of web development experience—specializing in performance and the mobile web. TJ speaks about his research and experiences at conferences around the world, and has written for publications such as Smashing Magazine, HTML5 Rocks, and MSDN Magazine. TJ is @tjvantoll on Twitter and tjvantoll on GitHub.