Craig A Webb Author

Orrin H. Pilkey Jr. is James B. Duke Professor Emeritus of Earth Sciences at Duke University.

William J. Neal is Professor of Geology at Grand Valley State University.

Stanley R. Riggs is Professor of Marine Geology at East Carolina University.

Craig A. Webb is a research assistant in the Division of Earth and Ocean Sciences at Duke University.

David M. Bush is Associate Professor of Geology at State University of West Georgia.

Deborah F. Pilkey is a graduate student in the Department of Engineering Sciences and Mechanics at Virginia Polytechnic Institute and State University.