With more than two million books in print, David D. Busch is the world's #1 best-selling camera guide author, with more than 100 guidebooks for Nikon, Canon, Sony, Olympus, Pentax, and Panasonic cameras, and many popular books devoted to digital photography and imaging techniques. His best-sellers include Digital SLR Cameras and Photography for Dummies, which has sold more than 300,000 copies in five editions, and Mastering Digital SLR Photography, now in its Fourth Edition. The graduate of Kent State University is a former newspaper reporter/photographer, and operated his own commercial photo studio, shooting sports, weddings, portraits, fashion, architecture, product photography, and travel images. For 22 years he was a principal in CCS/PR, Inc., one of the largest public relations/marketing firms based in San Diego, working on press conferences, press kits, media tours, and sponsored photo trade magazine articles for Eastman Kodak Company and other imaging companies. His 2500 articles and accompanying phot