Paul McFedries (Toronto, Ontario) is a full-time technical writer. Paul has been authoring computer books since 1991, and he has more than 90 books to his credit. Paul’s books have sold more than four million copies worldwide. These books include the Wiley titles Teach Yourself VISUALLY Windows 10 Anniversary Edition, Teach Yourself VISUALLY Excel 2016, The Facebook Guide for People Over 50, and iPhone 6 Portable Genius. Paul is also the proprietor of Word Spy (www.wordspy.com), a website that tracks new words and phrases as they enter the language. Paul invites you to drop by his personal website at mcfedries.com or follow him on Twitter @paulmcf or @wordspy.