Dave Halstead teaches Engineering at UT Knoxville and Lectures on the Biomechanics of Neuro-Trauma at the Graduate School of Medicine at UT Hospital.  He is a studio and live performance Drummer with Jazz, Blues, Reggae and most other styles.  He was trained as a Paramedic and served in the US Air Force for 9 years.  From a photography perspective he began in High School with a class and later took wedding photos.  For the past several years, his photography work has been limited to accident and injury documentation and investigation.