Lesa Snider is on a mission to teach the world to create--and use!--better graphics. She's a stock photographer and chief evangelist for iStockphoto, founder of the creative tutorial site http://GraphicReporter.com, author of Photoshop: The Missing Manual (O'Reilly, 2008), Graphic Secrets for Business Professionals (http://Lynda.com), From Photo to Graphic Art, and Practical Photoshop Elements (http://KelbyTraining.com). She writes regularly for Macworld Magazine, the National Association of Photoshop Professionals, Elements Techniques, and Layers Magazine. Lesa is also a corporate trainer and teaches at many industry conferences including Photoshop World, Macworld Expo, Mac Mania Geek Cruises, and the esteemed Santa Fe Workshops. Since 2003, she has assisted New York Times technology columnist David Pogue's with many projects, including his Missing Manual book series and NYT videos. You can catch her Graphics Tip of the Week live each Wednesday night on the Your Mac Life internet radio show, which she also co-hosts.