Jan. 11, Tuesday -- Researchers from UC Davis' Institute of Transportation Studies will brief U.S. senators and staffers on the future of fuel cell vehicles and California's pioneering efforts to build a hydrogen economy. ITS-Davis speakers will be Daniel Sperling, professor and institute director; Joan Ogden, associate professor and co-director of the ITS-Davis Hydrogen Pathways Program; Anthony Eggert, associate research director of the Hydrogen Pathways Program; and Kenneth Kurani, ITS-Davis research faculty member. The briefing will be held from 3 p.m. to 5 p.m. in 366 Dirksen Senate Office Building, Washington, D.C.