作者 | Christopher Roof / Ted Thrasher / Cliff Hall / Eric Dinges / Raymond Bea / Andrew Hansen / Sathya Balasubramaniam / Alex Nguyen / Brian Kim / Peter Hollingsworth / Gregg Fleming / Fabio Grandi / Scott Usdrowski / John A. Volpe National Transportation Systems Center (U.S.) / CSSI, Inc / ATAC, Inc / Wyle Laboratories / Georgia Institute of Technology |