Thank you Recording Now Available. Contributors Mohamad Banihashemi, Senior Transportation Research Engineer II | CYFOR Technologies LLC Conducting Highway Safety Research, Software Development, Providing Technical Support in Highway Safety, Developing and Teaching University Graduate Course in Highway Safety, and Technology Facilitation and Training in Highway Safety. Samuel C. Tignor, Adjunct Professor | VA Tech Adjunct Professor, Retired FHWA He is an adjunct professor with Virginia Polytechnic Institute and State University in the department of Civil and Environmental Engineering. He retired from the Federal Highway Administration after a long career at the Turner Fairbank Highway Research Facility in McLean, VA, USA. He led the creation of the Human Factors Guidelines for Road Systems and for use of the human factor interaction matrix in student studies. He is a Professional Engineer in Virginia and a member of ITE, ASCE, SAE TRB Emeritus Member, and Chi Epsilon.