1. Director, UWM Center for By-Products Utilization and Associate Professor of Civil Engineering, Univ. of Wisconsin–Milwaukee, P.O. Box 784, Milwaukee, WI 53201.
2. Assistant Director, UWM Center for By-Products Utilization, Univ. of Wisconsin–Milwaukee, P.O. Box 784, Milwaukee, WI 53201.
3. Postdoctoral Fellow, UWM Center for By-Products Utilization, Univ. of Wisconsin–Milwaukee, P.O. Box 784, Milwaukee, WI 53201.
4. Manager, Combustion By-Products Utilization, Wisconsin Electric Power Company, 333 West Michigan Street, Milwaukee, WI 53202.
5. Research Associate, UWM Center for By-Products Utilization, Univ. of Wisconsin–Milwaukee, P.O. Box 784, Milwaukee, WI 53201.