The annual MacTech Conference, aimed at IT professionals, enterprise Mac users and Apple developers, has announced that personal and business development author and former Apple evangelist Guy Kawasaki will be the keynote speaker at this year's convention, which takes place November 2-4, 2011 at the Sheraton Universal in Los Angeles. The dual-track conference focuses on IT and programming and development of software, with an emphasis this year on iOS 5, Mac OS X Lion and Apple's forthcoming iCloud services.