Dan Gookin has been writing about computers and technology for over 25 years. He’s the author of over 100 books, including DOS For Dummies, the original “for Dummies” title. His books have been translated into over 30 languages and he has more than 14 million copies in print. His latest titles include Troubleshooting and Maintaining Your PC All In One Desk Reference for Dummies, Droid X2 for Dummies, Samsung Galaxy TAB 10.1 for Dummies , and Droid 4 for Dummies. Dan lives in the Pacific Northwest and enjoys spending time with his sons.