Humans have long dreamed of pushing into deep space and establishing a settlement on Mars. Yet the hard problems confronting us in this quest are formidable and unprecedented. Join Kelly Weinersmith — award-winning scientist and author of the recent book A City On Mars for a provocative conversation surrounding the range of issues and challenges (health, isolation, ethics, technology, role of the humanities, food, economics, etc.) facing our species as we try to answer the question: Are we ready to head to Mars? Book signing to follow.