David Clay Whybark Author

Thomas E. Vollman, Ph.D. (Switzerland) is a professor at IMD.

William L. Berry, D.B.A. (Columbus, OH) is a professor at Ohio State University.

David Clay Whybark, Ph.D. (Chapel Hill, NC) is a professor at the University of North Carolina.

F. Robert Jacobs, Ph.D. (Bloomington, IN) is a professor at Indiana University.