Dr. H.J. Melosh
Lunar and Planetary Laboratory
University of Arizona, Tucson, AZ 85721
Phone: (520) 621-2806
FAX: (520) 621-4933
email: jmelosh@lpl.arizona.edu

Dr. Clark R. Chapman
Southwest Research Institute
1050 Walnut (Suite 429)
Boulder, CO 80302
Phone: (303) 546-9670
email: cchapman@grendel.space.swri.edu

Dr. Donald R. Davis
Planetary Science Institute
620 N. Sixth Avenue
Tucson, AZ 85705
Phone: (520) 622-6300
FAX: (520) 622-8060
email: drd@psi.edu

Dr. William K. Hartmann
Planetary Science Institute
620 N. Sixth Avenue
Tucson, AZ 85705
Phone: (520) 622-6300
FAX: (520) 622-8060
email: hartmann@psi.edu