About the Authors

Gene F. Franklin was Professor Emeritus of Electrical Engineering at Stanford University where he served as Vice Chairman and Acting Chair of the department. In addition to directing research in feedback control, he served as a consultant to several computer manufacturers on digital control of position mechanisms. He was a life Fellow of IEEE and delivered the IEEE Bode Lecture for 1994. He was recognized for his work in the classroom with the American Automatic Control Council's Education Award. Sadly, he passed away on August 9, 2012. Wikipedia >

J. David Powell is Professor Emeritus of Aeronautics and Astronautics and Mechanical Engineering at Stanford University where he served as Vice Chairman of the Aero/Astro department. Prof. Powell's research has focused on digital control, automotive engine control, and more recently on the use of GPS for air and ground vehicles. In addition, he has been a consultant to the automotive industry, heavy equipment manufacturers, and aerospace companies on a wide range of control problems. He is a fellow of the AIAA and ASME. Stanford >

Michael Workman was the Vice President of Development Server/Subsystem Products for IBM's Storage Products Company during the early development of disk drives. He was responsible for the worldwide development, launch, and support of hard disk drives for Server Product Families as well as the development of Desktop and Mobile Product Families. He is currently the CEO of Pillar Data Systems.


View from the top of Ellis Peak, on the West Shore of Lake Tahoe,
CA, where David hikes regularly. The inspiration for half our name.
Photo by David Powell

View from the top of Kagle Mountain looking down on Brevard, NC,
childhood home of co-author Gene Franklin.
Photo by Brenda J. Wiley