SFI External Professor Aaron Clauset and collaborator Ryan Woodard (ETH) examined 13,000 lethal terrorist attacks between 1968 and 2007 and calculated a 20 to 50 percent likelihood of another catastrophic 9/11-magnitude attack in the next decade.

Read the paper posted on arXiv (September 1, 2012)

Read the article in Technology Review (September 5, 2012)

Read the article in Wired (September 7, 2012)

Read the article in iO9 (September 5, 2012)

Read the article in The Daily Mail (September 5, 2012)

Read the article in The Week (September 7, 2012)