James Michael Stewart has been working with computers and technology since 1983 (although officially as a career since 1994). His work focuses on Internet technologies, professional certifications, and IT security. Recently, Michael has been teaching job skill and certification courses, such as CISSP, CEH, CHFI, and Security+. Michael has contributed to many Security+ focused materials, including exam preparation guides, practice exams, DVD video instruction, and courseware. In addition, Michael has co-authored numerous books on other security and IT certification and administration topics. He has developed certification courseware and training materials and presented these materials in the classroom. He holds numerous certifications, including Sec+, CISSP, and CEH. Michael graduated in 1992 from the University of Texas at Austin with a bachelor’s degree in philosophy. Despite his degree, his computer knowledge is self-acquired, based on seat-of-the-pants, hands-on, “street smarts” experience. You can reach Michael by email at [email protected].