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About Harley Hahn

Harley Hahn is a writer, philosopher, humorist and computer expert. In all, he has written 30 books that have sold more than 2 million copies, making him the best-selling Internet author of all time.

Harley Hahn's Internet Yellow Pages, published by McGraw-Hill annually for 10 years, was the first Internet book in history to sell more than 1 million copies. This book, along with two other of Harley's Internet books — Harley Hahn's Internet Insecurity and Harley Hahn's Internet Advisor — were nominated for a Pulitzer Prize.

Hahn has been writing about Usenet since 1993, with the publication of his first Internet book (The Internet Complete Reference). In July of 2009, he debuted Harley Hahn's Usenet Center, a comprehensive Web site devoted to providing Usenet teaching and reference information:


In 1994, he published the first version of Harley Hahn's Master List of Usenet Newsgroups, an annotated list of the most important Usenet newsgroups. Over the years, Hahn has maintained the list, which can now be found online as part of the Usenet Center.

Hahn has written numerous articles, essays and stories on a wide variety of topics, including romance, philosophy, economics, culture, medicine and money. Much of his writing is available on his Web site:


Hahn's work — including a complete set of all his books — is archived by the Special Collections Department of the library at the University of California at Santa Barbara.

Hahn has a degree in Mathematics and Computer Science from the University of Waterloo, in Canada, and a graduate degree in Computer Science from the University of California at San Diego. He also studied medicine at the University of Toronto Medical School. Hahn has been the recipient of a number of honors and awards, including a prestigious National Research Council (Canada) post-graduate scholarship.

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