HELMUT E. WEBER, ScD, is President of Flow Energy Engineering. He has worked in the field of engine design for more than thirty-five years and has patented a number of innovative devices including a turbocompressor wave engine. His professional positions have included President of General Power Corporation, manager with Scott Paper Company, and manager with General Electric Company. He has also worked as a consultant to a number of prestigious corporations, including Leeds and Northrup, Science Applications International, Ingersoll-Rand, and DOE. His academic positions have included Assistant