A new Surface-Water Routing (SWR1) Process was written for use with the To respond to the mandate of the TBI Act of 2008 and to accomplish the goals of this report, CDC, NIH, DoD, and VA formed a Leadership Panel comprising representatives from each of these four agencies/departments. These persons were researchers and investigators with extensive experience in TBI-related epidemiologic and clinical research and in treating and providing rehabilitation for TBI survivors. To prepare their respective contributions to the report, members of the panel reviewed all current TBI-related activities and programs conducted by the four agencies/departments and relevant scientific literature.