Shannon Klotsko, University of North Carolina at Wilmington, Wilmington, NC, United States, Jillian M Maloney, San Diego State University, Department of Geological Sciences, San Diego, CA, United States, Amy E. Gusick, Natural History Museum of Los Angeles County, Los Angeles, United States, Loren G Davis, Oregon State University, Department of Anthropology, Corvallis, OR, United States, Alexander Nyers, Northwest Archaeometrics, Corvallis, OR, United States, Todd Braje, San Diego State University, Department of Anthropology, San Diego, CA, United States and David Ball, Bureau of Ocean Energy Management (formally Minerals Management Service), Camarillo, CA, United States