DR. HOWARD D. JOHNSON is a Shell Professor of Petroleum Geology at the Imperial College London. His extensive experience in the Petroleum Geology industry includes research, exploration and production geology, sedimentology and petroleum engineering. He also has wide experience in delivering technical courses, including Development Geology, Sedimentology, Reservoir Characterization and Modelling and Basin Analysis. He consulted for many companies such as BP, ExxonMobil, Shell and PETRONAS. His involvement within the industry goes on to include many technical publications, membership several professional bodies, such as SPE, AAPG, and PESGB, and participation on several societal and industry committees. He received a BS in Geology from the University of Liverpool and a PhD in Geology with focus on Sedimentology from the University of Oxford. He spent a few years as a research fellow at the University of Leiden and the University of East Anglia where he was involved in sedimentology research.