1. Regional Branch Director, Dewberry and Davis, LLC, Fairfax, VA 22031.
2. Assistant Professor, Physical Oceanography, College of Oceanic and Atmospheric Sciences, Oregon State Univ., Corvallis, OR 97331.
3. Assistant Research Professor, Dept. of Civil and Environmental Engineering, Portland State Univ., Portland, OR 97207.
4. Professor and Director, Institute for Hydromechanics, Univ. of Karlsruhe, D-76131 Karlsruhe, Germany.