It's a great privilege to announce that Scott Stephens will moderate the Brisbane discussion, and Dr Rachael Kohn will moderate the Sydney discussion.
Lawrence M. Krauss is a renowned cosmologist and science popularizer, and is Foundation Professor in the School of Earth and Space Exploration, and director of the Origins Project at Arizona State University. Hailed by Scientific American as a rare public intellectual, he is also the author of more than three hundred scientific publications and nine books, including the international bestseller, The Physics of Star Trek, and his most recent bestseller entitled A Universe from Nothing, now being translated into 20 languages.