Dr. J. J. Azar is a McMan Chair professor of Petroleum Engineering at the University of Tulsa. He served as Director of the University's Drilling Research Projects from 1974 to 1996, when he resigned to devote more of his time to teaching. Dr. Azar is a well-known lecturer in drilling engineering and the author and/or coauthor of four textbooks and over 60 refereed publications in technical journals. He is a registered professional practicing engineer and a member of SPE and API. He has served as a member and/or chairman on several SPE committees and as technical reviewer of several engineering journals. He received the 1997 SPE Distinguished Achievement Award for Petroleum Engineering Faculty and the 1998 SPE Drilling Engineering Award.
Dr. G. Robello Samuel received an MS and PhD in Petroleum Engineering from the Tulsa University, an MS in Mechanical Engineering from Anna University, and a BS in Mechanical Engineering from Madurai University. Dr. Samuel has more than 17 years of experience in domestic and international oil/gas drilling and completion operations, management, and consulting. He is currently Senior Technical Advisor (Drilling & Completions) with Halliburton in its Digital and Consulting Solutions division.