Predicting Terrorism From Big Data Challenges U.S. Intelligence

  • Connecting the dots from GPS, social media and other databases
  • Privacy concerns may foil such moves: Ask Admiral Poindexter

Rescuers gather at site of air strike in the rebel held neighborhood of Al-Shaar in Aleppo on Sept. 27, 2016.

Photographer: Karam Al-Masri/AFP via Getty Images
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Before Ahmad Khan Rahami planted bombs in New York and New Jersey, he bought bomb-making materials on eBay, linked to jihad-related videos from his public social-media account and was looked into by law enforcement agents, according to the Federal Bureau of Investigation.

If only the authorities had connected the dots.