Craig James Johnston has been involved with technology since his school days at Glenwood High in Durban, South Africa, when his school was given some Apple II Europluses. From that moment technology captivated him, and he has owned, supported, evangelized, and written about it ever since.Craig has been involved in designing and supporting large-scale enterprise networks with integrated email and directory services since 1989. Although he has owned many PDAs, Craig was drawn in by the BlackBerry in 2000 and started down the path of supporting it almost exclusively by 2005. He has held many different IT-related positions in his career, ranging from sales support engineer to mobile-engineering an infrastructure with 35,000 BlackBerrys at a large bank.In addition to designing and supporting mobile computing environments, Craig writes about these topics for Smartphone Essentials magazine and CrackBerry.com, the leading BlackBerry blog. He also cohosts the BYTE Wireless Radio podcast for BYTE.com, the CrackBerry.com podcast, and his own Mobile Computing Authority podcast.Craig enjoys high horsepower and high-speed vehicles, and he tries very hard to obey the speed limits while driving them. Originally from Durban, South Africa, Craig has lived in the United Kingdom, the San Francisco Bay Area, and New Jersey, where he now lives with his wife, Karen, and a couple of cats.