Michael Jang, LCP, MCSE, RHCE, is the author of the previous two bestselling editions of RHCE Red Hat Certified Engineer Linux Study Guide as well as CompTIA Linux+ Exam Cram and Sair Linux/GNU Installation and Configuration Exam Cram (Wiley). He has developed white papers on new products and processes, is a skilled communicator, experienced troubleshooter, and a seasoned project manager.