Dr. Michael M. Khonsari holds the Dow Chemical Endowed Chair and Professor of Mechanical Engineering at Louisiana State University (LSU), where he directs the Center for Rotating Machinery. Prior to joining LSU, he served as a faculty member at The Ohio State University, University of Pittsburgh, and Southern Illinois University, and was a research Faculty Fellow at NASA Lewis (now Glenn) Research Center, Wright-Patterson Air Force laboratories, and the U.S. Department of Energy. He is holder of several US patents, has authored over 270 archival papers, 50 book chapters and special publications, and three books on tribology, fatigue, and rotor dynamics. Professor Khonsari is the recipient of ASME Mayo Hersey, ASME Burt Newkirk Awards, and serves as the Editor-in-Chief of ASME Journal of Tribology. He is a fellow of the American Society of Mechanical Engineers (ASME), Society of Tribologist and Lubrication Engineers (STLE), and the American Association for the Advancement of Science (AAAS). Dr. E. Richard Booser has been active in the field of tribology and lubrication for 70 years. He was employed by the General Electric Co. for 39 years in development work on bearings and lubricants for steam and gas turbines, electric motors and generators, aerospace and nuclear plant equipment, and a variety of related electrical products. He was the editor of three volumes of the Tribology Handbook series and a co-author of the 1957 book on Bearing Design and Application. He served as the President of the Society of Tribologists and Lubrication Engineers (STLE) in 1956 and has received the STLE National Award.