T. J. Samuelle Trevor Kay (London Ontario, Canada), Network+, Server+, Security+, is an IT consultant and author of a number of computer books on CompTIA certifications. Trevor has held many IT positions, including IT helpdesk, desktop and network support, and etwork administration. Trevor served as a subject matter expert for CompTIA on the Network+ and Security+ exams, and is the author of the Linux+ Bible, the Server+ Bible, and the Network+ Bible, all from Wiley. Read More Read Less