Philippe Sands QC is Professor of international law at University College London, a barrister at Matrix Chambers, and a regular commentator for the BBC, CNN and The Guardian. He is the author of Lawless World, in which he accused US President George W. Bush and Prime Minister Tony Blair of conspiring to invade Iraq in violation of international law. His latest book, Torture Team: Rumsfeld’s Memo and the Betrayal of American Values, was released in May 2008, and has resulted in a criminal investigation in Spain of the ‘Bush Six’, senior Administration lawyers who crafted the conditions for move to waterboarding and other forms of systematic abuse in Guantanamo, Afghanistan and Iraq. He will focus on the challenges facing the Obama Administration in dealing with a legacy of torture.