From Dolly the sheep to the Human Genome Project, the last fifty years have seen unprecedented leaps in our scientific understanding that have revolutionised our perception of ourselves, our world and our place in it. What, one might wonder, does the future have in store for us? Will we discover that our universe existed before the Big Bang or be able to 'swap' brains between different species? What is the future of happiness? In this dazzling collection, scientists at the very forefront of their fields, including Richard Dawkins, Lee Smolin, Sir Martin Rees and Ian Stewart, have been brought together to discuss the future of science, and the ways in which these dynamic changes will affect our daily lives.