David Cleland is a Fellow of the Project Management Institute and three-time recipient of the Institute's Distinguished Contribution to Project Management Award. The author/editor of 38 books on project management and engineering management, he has been described as the "Father of Project Management." The Project Management Institute's annual David I. Cleland Excellence in Project Management Literature Award is named in his honor.
Roland Gareis is Professor of Project Management and Director of the post-graduate program on international management at the Vienna University of Economics and Business Administration. He is also the owner of Roland Gareis Consulting. A recognized expert on project management, he is the author of Happy Projects! and other books.