Abdus Satter retired from Texaco in 1998 as a senior research consultant after 30 years of service, and he started his own company for engineering consulting and training services. Besides Texaco, he worked for Amoco Petroleum Company, Frank Cole Engineering and taught at the University of Western Ontario and Ahsanullah Engineering College in Bangladesh. He is an expert with 40+ years of experience in reservoir engineering, reservoir simulator development, applications, water flooding an enhanced oil recovery processes. He has taught many reservoir courses in the US and internationally and has authored four other books and many articles. Dr. Satter is a distinguished member of SPE, Legion of Honor and also a Life member. He holds a BS degree in Mechanical Engineering from the University of Dhaka, PE and MS degrees in Petroleum Engineering from the Colorado School of Mines and a PhD in Engineering Science from the University of Oklahoma. Ghulam Iqbal is currently an independent consultant based in Washington, DC. While previously working for Zakum Oil Company, Ghulam collaborated with a highly dedicated team which pioneered the application of multi-lateral horizontal well technology, and his career assignments involved the management of a giant oil field in the Middle East producing over half a million barrels of oil per day. Dr. Iqbal has conducted several hands-on workshops for oil and gas professionals overseas on reservoir engineering, asset management and petroleum basin modeling under the U.S. Agency for International Development program. He has been a member of SPE for over 25 years and is a registered professional engineer in the state of California. He holds a MS and PhD degree, both in Petroleum Engineering, from the University of Oklahoma.