Tom Syroid is a contract writer for Studio B Productions, a literary agency based in Indianapolis, IN specializing in computer-oriented publications. Topics of interest/specialty include *NIX system security, Samba, Apache, and Web database applications based on PHP and MySQL. He has experience administering and maintaining a diverse range of operating systems including Linux (Red Hat, OpenLinux, Mandrake, Slackware, Gentoo), Windows (95, 98, NT, 2000, and XP), and AIX (4.3.3 and 5.1). He is also the co-author of Outlook 2000 in a Nutshell (O'Reilly & Associates) and OpenLinux Secrets (Hungry Minds). Tom lives in Saskatoon, Saskatchewan with his wife and two children. Hobbies include breaking perfectly good computer installations and then figuring out how to fix them, gardening, reading, and building complex structures out of Lego with his kids. Questions, comments, and errata submissions are welcome; you can either e-mail the author directly (firstname.lastname@example.org.