Kyle Rankin is a system administrator who enjoys troubleshooting, problem solving, and system recovery. He is also the author of Knoppix Hacks, Knoppix Pocket Reference, Linux Multimedia Hacks, and Ubuntu Hacks for O'Reilly Media. He has been using Linux in many different forms since 1998, and has used live CDs to demo Linux and troubleshoot machines -- from DemoLinux to the LinuxCare bootable toolbox to Knoppix.