1. Sr. Engr. Australian Dept. of Housing and Construction, Sidney, Australia; formerly, Research Asst., Dept. of Struct. Engrg., Cornell Univ., Ithaca, N.Y.
2. Asst. Prof. and Mgr. of Struct. Research; Dept. of Struct. Engrg., Cornell Univ., Ithaca, N.Y.