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Leslie Alexander Geddes Edit Profile

educator , Physiologist , Forensic engineer

Leslie Alexander Geddes, British, American forensic engineer, educator, physiologist. Achievements include holder 33 United States patents. Named 2006 National Medal Technology Laureate; recipient Central Indiana Corporation award for Commercialization, 2003-2004, Corporation Vitae award, American Heart Association, 2005.


Geddes, Leslie Alexander was born on May 24, 1921 in Scotland. Son of Alexander and Helen (Humphrey) Geddes.


Bachelor of Electrical Engineering, MEngring., Doctor of Science (honorary), McGill University. Doctor of Philosophy in Physiology, Baylor University Medical College.


Demonstrator in electrical engineering McGill University, 1945, research assistant department neurology, 1945-1952. Consultant electrical engineering to various industrial firms Quebec, Canada. Biophysicist department physiology Baylor Medical College, Houston, assistant professor physiology, 1956-1961, associate professor, 1961-1965, professor, 1965-1974.

Director Laboratory of Biophysics, Texas Institute Rehabilitation and Research, Houston, 1961-1965. Professor physiology College Veterinary Medicine, Texas A. and M. University, College Station, 1965-1974, professor biomedical engineering, 1969-1974. Showalter Distinguished professor bioengineering and electrical engineering Purdue University, West Lafayette, Indiana, 1974-1991, Showalter Distinguished professor emeritus, 1991—2009.

Consultant National Aeronautics and Space Administration Manned Spacecraft Center, Houston, 1962-1964, United States Air Force, School Aerospace Medicine, Brooks Air Force Base, 1958-1965. Expert witness, 1981-2009. With Canada Army Over-the-counter.


  • Achievements include holder 33 United States patents.


Member Society Free Space Floaters, 1961. Fellow: Institute of Electrical and Electronics Engineers (Lee De Forest award 2001, Leadership award, Edison gold medal, Institute of Electrical and Electronics Engineers 3d Millennium award, World of Difference award), American Association for the Advancement of Science (American Heart Vital award 2005, National Technology medal 2006), biomedical Engineering Society, Royal Society Medicine, Australasian College Physicists in Biology and Medicine, American Institute Medical and Biological Engineering, American College Cardiology, National Academy Forensic Engineers. Member: National Academy of Engineering, National Society of Professional Engineers, American Physiological Society, Association Advancement Medical Instrumentation (Health Care Hero award 2007, Leadership award), Texas Society Professional Engineers, Radio Club American, Phi Zeta, Tau Beta Pi, Sigma Xi.


Married Irene P. Bloomer. 1 child, James Alexander. Married La Nelle E. Nerger, August 3, 1962.

Alexander Geddes

Helen (Humphrey) Geddes

Irene P. Bloomer

La Nelle E. Nerger

James Alexander Geddes