2004 Fellow

Presented to: Dr. Leonard Kruczynski  (Posthumous)

Citation: For over 25 years of work on GPS, including serving as commander of the GPS Test Force at the U.S. Army Yuma Proving Ground and his participation on RTCM Special Committee 104 and the GPS Test Standards Committee.


Dr. Leonard Kruczynski was a 1965 distinguished graduate of the United States Air Force Academy. He also earned a master of science from Purdue University and a doctor of philosophy degree from the University of Texas at Austin. In addition, he earned a master's degree in business administration from the University of Santa Clara.

Dr. Kruczynski was a retired United States Air Force officer. He was commander of the GPS Test Force in Yuma, Ariz., from 1982 to 1985. He was chief scientist for Trimble Navigation for 10 years and then joined Magellan Corporation in 1995 as director of strategic relationships.

Dr. Kruczynski became involved with GPS research in 1974, when he chose as his dissertation topic GPS navigation algorithms. He wrote numerous papers and was a contributor to Microsoft'sEncarta.He was a member of Sigma Gamma Tau, a national honor society in aerospace engineering, and of the honor society of Phi Kappa Phi. He was a member of the faculty of the U.S. Air Force Academy for eight years, teaching in the Department of Astronautics. He was an active member of the Institute of Navigation for many years, serving as space representative, Western council member- at-large, finance chair, and program and general chair for the ION GPS 1997 and ION GPS 1998 conferences, respectively.