1. Coastal Systems Group, Department of Geology and Geophysics Woods Hole Oceanographic Institution Woods Hole Massachusetts USA
2. Department of Geography and Geology, Center for Marine Science University of North Carolina Wilmington Wilmington North Carolina USA
3. Deceased 11 July 2012
4. Department of Geosciences University of Massachusetts Amherst Massachusetts USA
5. Department of Geology & Geophysics University of Wyoming Laramie Wyoming USA
6. The University of Texas at Austin Jackson School of Geosciences Austin Texas USA
7. Department of Marine Sciences Texas A&M University at Galveston Galveston Texas USA