1. Research Assistant, Dept. of Civil & Environmental Eng., Purdue University, West Lafayette, IN 47907
2. Professor, Dept. of Civil & Environmental Eng., Brigham Young University, 368 CB, Provo, UT 84602
3. Executive Vice President, KLD Associates, 47 Mall Drive, Suite 8, Commack, NY 11725
4. Senior Systems Engineer, KLD Associates, 47 Mall Drive, Suite 8, Commack, NY 11725
5. ITS & CVO Engineer, Utah Traffic Operations Center, Utah Department of Transportation, 2010 S. 2760 W., Salt Lake City, UT 84104