1. Engineering Staff, GRI, Beaverton, OR.
2. Assistant Professor, Dept. of Civil and Environmental Engineering, Portland State Univ., Portland, OR.
3. Principal, GRI, Beaverton, OR.
4. Principal Engineer, New Albion Geotechnical, Inc., Reno, NV.
5. Principal Geotechnical Engineer, Jacobs, Corvallis, OR.