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Paul Ferrill, MS-Mechanical Engineering, is CTO for an engineering firm focusing on solving complex data analysis problems. He's been writing for the computer trade press for more than 25 years, in addition to authoring two books.
Tim Ferrill, MCSE, MCITP, Security+, is a system administrator and writer who has contributed to numerous technology publications, with particular interest in Windows Server, Windows Phone, scripting, web and graphic design, and devices.