Scheduled Event for Saturday, January 10th, 2004, 3:00 p.m. to 4:30 p.m. Founder and current president of the Mars Society, Dr. Zubrin is a tireless promoter of human exploration of Mars, as well as a respected engineer and scientist and a best-selling author. Following the discussion, he will sign copies of his most recent book, Mars on Earth: The Adventures of Space Pioneers in the High Arctic (J. P. Tarcher, 2003), which details the dramatic story of the Mars Society’s scientific expeditions to build and test simulated habitats for Martian exploration in the terrestrial Arctic and the U.S. desert Southwest.