Professor Lawrence Krauss is one of the world's leading theoretical physicists and has been honoured by all America's physical societies. He is also one of the USA's leading — and most effective — opponents of creationism and "intelligent design". You can read more about his many achievements, his books and articles here.

In the Wall Street Journal he wrote: "Perhaps the most important contribution an honest assessment of the incompatibility between science and religious doctrine can provide is to make it starkly clear that in human affairs — as well as in the rest of the physical world — reason is the better guide."