in mathematics from the University of Chicago. He is the author of numerous research papers in geometry and information theory and holds a Ph.D. Doug Muder has contributed to several books about computers and the Internet, including Windows XP: The Complete Reference. in computer science from Yale University and has two children. Internet: The Complete Reference, Second EditionĪbout the Authors Margaret Levine Young is the best-selling author (with various coauthors) of over two dozen books, including The Internet For Dummies and Windows XP: The Complete Reference (with her brother, John Levine).