Umwelt: Exploring the *Self-Worlds of Human and Non-Human Animals Alma Thomas Theater Southwestern University Georgetown, Texas April 3-4, 2008 Dr. Diane Ackerman, writer and poet Dr. Christopher W. Clark, Imogene Powers Johnson Director of the Bioacoustics Research Program at the Cornell Laboratory of Ornithology Dr. David Fogel, president and CEO of Natural Selection, Inc. Dr. Michael S. Gazzaniga, professor of psychology at the University of California, Santa Barbara

The Brown Symposium at Southwestern University The Brown Symposium is presented by Southwestern University on an annual basis. Open to the public without charge, the symposium is funded through an endowment established by The Brown Foundation, Inc., of Houston, Texas, for professorships at the University. The symposia are designed to enhance the effectiveness of the work for which the endowed professorships were established. Each symposium presents topics in one of the broad areas of study represented by the chairholder. "Umwelt: Exploring the *Self-Worlds of Human and Non-Human Animals" was developed by Jesse Purdy, professor of psychology and holder of the John H. Duncan Chair. Lecture events are held in the Alma Thomas Theater, located in the Alma Thomas Fine Arts Center.