PS…. David Brin is an astrophysicist whose international best-selling novels include The Postman, Earth, and recently Existence. His nonfiction book about the information age — The Transparent Society — won the Freedom of Speech Award of the American Library Association. (http://www.davidbrin.com)

Author, scientist, public speaker. My books include The Transparent Society, The Postman, Earth, Existence, and Startide Rising.

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