Rakhitha Nimesh Ratnayake is a freelance web developer, writer, and an open source enthusiast. He develops premium WordPress plugins for individual clients and the CodeCanyon marketplace. Rakhitha is the creator of www.innovativephp.com, where he writes tutorials on the latest web development and design technologies. He is also a regular contributor to a number of popular websites, such as 1stwebdesigner, the Tuts+ network, and the SitePoint network. Building Impressive Presentations with impress.js was his first book, which was published by Packt Publishing. In his spare time, he likes to watch cricket and spend time with his family. You can visit him online at www.innovativephp.com and follow him on ODesk at http://goo.gl/ykDLnk.