Doug Sahlin is a bestselling author, photographer, and Acrobat instructor. He teaches businesses, government, and medical organizations how to streamline their workflow and save time and money by converting electronic and paper documents into enhanced, interactive PDFs. Doug's books include earlier editions of "How to Do Everything with Adobe Acrobat" (for versions 5.0, 6.0, 7.0, 8.0, and 9.0) and "Digital Photography Quicksteps, Second Edition".