William Harrel Follow Writer Expertise Ventura College UC Santa Barbara Printers and Scanners Emerging Technologies Introduction Writer covering computer technology for over 30 years.Authored or coauthored 20 books—including titles in the popular Bible, Secrets, and For Dummies series.Contributing editor at Computer Shopper.Contributes computer technology articles to magazines such as PCWorld, Windows Magazine, and MacUser.Teaches several computer technology courses offered online at over 2,500 colleges and universities. Experience William Harrel is a former Lifewire writer who specialized in printers and scanners. Harrel has been writing about computer technology topics for over 30 years. He has authored or coauthored over 20 books, several of which cover desktop publishing, where he included information on getting the best results from laser printers, high-end prepress imaging equipment, and typesetting machines.Since then, he has written hundreds of articles, how-tos, round-ups, and reviews of printers, scanners, and all-in-one (multifunction) inkjet and laser-class machines, as well as several other types of hardware, including laptops, desktops, and tablets for publications like PCWorld, Windows Magazine, and MacUser. Harrel is also the author of: "Acrobat for Dummies," and "Mobile HTML, CSS and JavaScript Development for Dummies."Harrel stresses that to understand printer and scanner technologies you also have to understand how the devices that interface with them work. Education William Harrel studied writing, English journalism at Ventura College and UC Santa Barbara. Lifewire and Dotdash Meredith Lifewire, a Dotdash Meredith brand, is a Top 10 technology information website, as rated by Comscore, a leading internet measurement company. We provide trusted, clear, and actionable answers to your most pressing technology questions vetted by certified experts, as well as trustworthy product recommendations so you can make the most informed purchasing decisions. Learn more about us and our editorial process.