James Lee is CEO of Onsight Inc., a training and consulting firm specializing in open-source technologies. Mr. Lee has over 15 years of experience in software development, training, Linux security and web programming. An open-source advocate, he believes that Linux is stable, securable and fun because it is open and free. He can talk endlessly about the virtues of Linux, Perl, Apache and other open-source products — just ask his students. He has written articles about network programming and Perl for The Linux Journal.