| President: John A. Catt IACR-Rothamsted Harpenden, Hertfordshire England AL5 2JQ |
Secretary/Treasurer: Leon R. Follmer Illinois State Geological Survey 615 E. Peabody Drive Champaign, IL 61820 U.S.A. |
| Vice President: Dan H. Yaalon Institute of Earth Science Hebrew University Jerusalem 91904 Israel |
Symposium Co-convener: Don L. Johnson Department of Geography University of Illinois Urbana, IL 61801 U.S.A. |