Published online Nature 31 August 2011 | Nature | doi:10.1038/477023a <a href="http://www.nature.com/news/2011/111001/full/477023a.htmlNeuroscience">http://www.nature.com/news/2011/111001/full/477023a.htmlNeuroscience</a> vs philosophy: Taking aim at free willScientists think they can prove that free will is an illusion.