1. Fellow, ASCE
2. Davis Prof. of Civ. and Envir. Engrg., Ctr. for Appl. Coast. Res., Univ. of Delaware, Newark, DE 19716.
3. Prof. of Math. and Comp. Sci., Colorado School of Mines, Golden, CO 80401.
4. Grad. Student, Ctr. for Appl. Coast. Res., Univ. of Delaware, Newark, DE.