Michael Pastore (Bellevue, WA) has been writing computer books for more than 25 years and has worked in roles from network technician to president of an IT training school. Pastore is a regular contributor to Computerworld and Windows 2000 Magazine, and is a columnist for Leap-it.com. Michael is an acting faculty member at several IT institutes, including the University of Phoenix. Pastore s books include: A+ Test Prep, 1st & 2nd Ed .(Coriolis), A+ Study System (IDG Books), and the Security+ Study Guide (Sybex), among others.