Professor John C. Ayers
Dept. of Earth & Environmental Sciences
Vanderbilt University
PMB 351805
2301 Vanderbilt Place
Nashville, TN 37235-1805
Tel 1-615-322-2158
FAX 1-615-322-2138
Email john.c.ayers@vanderbilt.edu

Professor Tobias Fischer
Arizona State University
Tel (505) 277-0683
Email: fischer@unm.edu