About the authors

TIMOTHY WARNER is an IT professional and technical trainer based in Nashville, TN. A computer enthusiast who authored his first BASIC program in 1981, Tim has worked in nearly every facet of IT, from systems administration and software architecture to technical writing and training. He can be reached via Twitter at @TechTrainerTim.

CRAIG ZACKER is the author or co-author of dozens of books, manuals, articles, and web sites on computer and networking topics. He has also been an English professor, an editor, a network administrator, a webmaster, a corporate trainer, a technical support engineer, a minicomputer operator, a literature and philosophy student, a library clerk, a photographic darkroom technician, a shipping clerk, and a newspaper boy. He lives in a little house with his beautiful wife and a neurotic cat..