 In addition to writing books, Knaster writes for several periodicals and web sites including Macworld, MacTech, and O'Reilly Media's Mac Dev Center.Knaster is a regular speaker at Macworld Expo, MacHack (until it ended), and sits on the panel of Apple's Stump the Experts.Knaster was a guest on MacBreak Weekly episode 354, "Leave Cindy Alone!