1. Fellow, ASCE
2. Prof. and Vice Prin. (Res.), Queen's University, Kingston, ON, Canada K7L 3N6.
3. Trow Consulting Engineers Ltd., 1595 Clark Blvd., Brampton, ON, Canada L6T 4V1.
4. Prof. and Dir., Regina Water Res. Inst., Univ. of Regina, 3303 Grant Rd., Regina, SK, Canada.