Stephen S. Roop, Ph.D. Dr. Roop is the originator and designer of the Freight Shuttle system and the CEO of Freight Shuttle Xpress (FSX). Beginning in 2005, his work on the FSX focused on developing an approach to goods movement that would enhance this critical industry and overcome the growing challenges associated with rising costs, driver shortages, roadway congestion, infrastructure deterioration, safety, and air quality. With more than 25 years in freight transportation systems and operations research, Dr. Roop’s expertise in rail and trucking led to the innovative solution of introducing an entirely new mode of automated, intermodal freight systems.