Editor-in-Chief: Yannis C. Yortsos, University of Southern California

Executive Editor: Robert Mitchell, Halliburton Company

Associate Editors: Curtis Cheatham, Weatherford International; Jose C. Cunha, Petrobras America; Joao Carlos Placido, Petrobras; G. Robello Samuel, Halliburton; Pål Skalle, Volve; Carl J. Thaemlitz, Halliburton Company; John L. Thorogood, Consultant; Geoffrey T. Weighill, BP.

Technical Editors: Brent Aadnoy, University of Stavanger; Paul Adair, BP Exploration; William Allen, BP; Abdullah S. Al-Yami, Saudi Aramco; Md Amanullah, Saudi Aramco; Mark S. Aston, BP Exploration; Jim Azzola, Thermal Science; Stephen Baumgartner, Marathon Oil Company; Glen Benge, ExxonMobil Corporation; J. Ben Bloys, Chevron Corporation; Kenneth Bridges; Kenneth Bridges Consulting; Jay W. Bruton, ExxonMobil Development Company; Agostinho Calderon, Petrobras; David Chen, Halliburton; Jonggeun Choe, Seoul National University; David E. Clark, Baker Hughes Drilling Fluids; Rapier Dawson, ExxonMobil Drilling; Barkim Demirdal, Marquis Fluids; Rick Dickerson, Chevron; Mark Dykstra, Hughes Christensen; Shawn D. Firenza, National Oilwell Varco; Carlos E. Fonseca, Petrobras; Deepak M. Gala, Weatherford International; Rune Godoy, Heli Utvikling; Clemente J. Goncalves, Petrobras; Dominque Guillot, Schlumberger; Boyun Guo, University of Louisiana at Lafayette; Quanxin Guo, M-I SWACO; Peringandoor R. Hariharan, Shell; Roy Hartley, Aurelian Oil & Gas; A. Terry Hemphill, Halliburton Energy Services Group; Syed K. Hussain, Pakistan Oil Fields; Fionn Iversen, International Research Institute of Stavanger; Christopher Jablonowski, University of Texas at Austin; Richard Jachnik, Baker Hughes Drilling Fluids; Sandeep S. Janwadkar, Baker Hughes INTEQ GMBH; J. Havard Joranson, StatoilHydro; Sudhendu Kashikar, Schlumberger Oilfield Austalia; Patrick Kenny, Baker Hughes Drilling Fluids; David W. Kimery, Seven Energy; Frans Klever, Shell International E&P; David S. Kulakofsky, Halliburton Company; Ergun Kuru, University of Alberta; Karl K. La Fleur, La Fleur Petroleum Services; Rodger Lacy, Weatherford Completion & Production Systems; Hemant K. Ladva, Schlumberger; Jeff Li, BJ Services Company; Zifeng Li, Consultant; Heitor Lima, Petrobras; Xiushan Liu, SINOPEC; Yinghui Liu, Baker Hughes; Rosana Lomba, Petrobras; Tim P. Long, Chevron International E&P; Robert Marsden, Schlumberger; Andre L. Martins, Petrobras; John N. Mason, BP Exploration Operating Company; Maximiliano Medina, Weatherford; Graham Mensa-Wilmot, Chevron; Arthur Metcalf, BJ Services Company; Cristiane R. Miranda, Petrobras; Stefan Z. Miska, University of Tulsa; Kazuo Miura, Petrobras; Michael R. Morgenthaler, Cutpoint; Rajesh Nair, Chevron Corporation; Runar Nygaard, Missouri University of Science & Technology; Paul Paslay, Manatee; Carlos A. Pedroso, Petrobras; Kaibin Qiu, Schlumberger; Albertus Retnanto, Schlumberger; Paulo Ribeiro, UNICAMP; Gareth L. Roberts, Darron Oil Tools; Nicholas Robertson, BP; Henry Rogers, Halliburton Energy Services; Sigbjorn Sangesland, Norwegian University of Science & Technology; Otto Santos, Petrobras; Barry V. Schneider, Weatherford; Dan E. Scott, Hughes Christensen Company; Samad Valipour Shokouhi, Norwegian University of Science & Technology; Cristina A. Simao, Petrobras; Jackie E. Smith, Stress Engineering Services; John Smith, Louisiana State University; Sanjay Srinivasan, University of Texas at Austin; Sundaram Srinivasan, BP; Roderic K. Stanley, NDE Information Consultants; Rick Stone, Signa Engineering Corporation; Wei Tang, Smith; Michael Weatherl, Chevron Corporation; Stephen M. Willson, BP America; Warren Winters, BP Amoco; Luo Yuejin, BP Exploration; Christoph Zerbst, SEIC; and Andrew S. Zheng, Schlumberger; Yunxu Zhou, NOV.