David Bandel has worked on a variety of systems and architectures, including Sparc Colaris, HP-UX, AIX, and SCO OpenServer. In 1993 he began dabbling in Linux, a hobby that quickly grew on him. Currently, David writes and does Linux/Unix consulting. He co-authored Que's Special Edition Using OpenLinux. Robert Napier has been playing in and around Linux since 1995. His current project is keeping up with KDE2 development. Professionally, he has developed software and supported various Unix-like systems. He currently spends most of his time supporting Perl and writing RTP scripts for Cisco. Rob co-authored Que's Special Edition Using Linux, Fifth Edition.