Michael Hatfield, PMP, CCC, EVM, is the author of the long-running column in PMNetwork magazine, Variance Threshold. His work has also appeared in Project Management Journal, Cost Engineering, Gantthead, People on Projects, The Measurable News, and Nuclear Weapons Journal. He is the author of Things Your PMO Is Doing Wrong (PMI Publishing, 2008). He has worked as an entry-level technician for the Air Force Weapons Laboratory's Electro-Magnetic Pulse (EMP) test sites, as the director of a National Laboratory's Project Management Office overseeing a budget of $1.3 Billion (USD), and many very interesting jobs in-between. He can be reached at [email protected].