David M. Bush is an associate professor in the Department of Geosciences at the State University of West Georgia in Carrollton, Georgia.
William J. Neal is a professor in the Department of Geology at Grand Valley State University in Allendale, Michigan.
Norma J. Longo is a geologist in Durham, North Carolina.
Kenyon C. Lindeman, a biologist, is a senior scientist with Environmental Defense in Miami, Florida.
Deborah F. Pilkey is an engineer in Simi Valley, California.
Luciana Slomp Esteves is a coastal geologist at the Laboratory of Oceanographic Geology at Fundacao University in Rio Grande, Brazil.