Aimen Dean now consults on security and counter-terrorism for governments and the private sector with a focus on counter-terrorist finance.
Paul Cruickshank is CNN's Terrorism Analyst and Editor-in-Chief of CTC Sentinel, the flagship publication of the Combating Terrorism Center at West Point.
Tim Lister is a British producer and reporter who has covered international news for the BBC and CNN for more than thirty years. They wrote the international bestseller Agent Storm with Morten Storm.