Stanford University, Department of Geological & Environmental Sciences, 450 Serra Mall, Bldg. 320 Braun Hall, Bldg. 320, Stanford, CA 94305 United States
US Geological Survey, 345 Middlefield Rd., Menlo Park, CA 94025 United States
Cornell University, Department of Earth & Atmospheric Sciences, Ithaca, NY 14853 United States
Stanford University, Department of Geological & Environmental Sciences, 450 Serra Mall, Bldg. 320 Braun Hall, Bldg. 320, Stanford, CA 94305 United States