Chuck Easttom is the author of 13 computer science books, including the popular MOVING FROM WINDOWS TO LINUX. He was one of the experts who helped to create the CompTIA Linux+ certification, and he teaches Linux+ certification courses. He also holds a host of other IT certifications, including MCP, MCSA,MCSE, MCAD,MCTS (Windows 7,Windows Server 2008, SQL Server 2008, and Visual Studio 2010), MCITP (Windows 7 and SQL Server 2008), MCDBA, MCT, A+, Network+, Linux+, iNet+, Server+, CEH, CHFI, ECSA, CISSP, and ISSAP. He currently has seven provisional patents, all related to computer science.