Joseph Sarkisian argues that the United States' whack-a-mole high-value target (HVT) program to defeat ISIS is doomed to fail.

Raymond Kuo, examining data on external migration and internal displacement in Pakistan's FATA, argues that drone strikes are actually effective but finds that "signature strikes" are counterproductive.

Matthew Beattie-Callahan on why America should focus on destroying the "state" of Islamic State, rather than trying to defeat it by destroying its military capability.

Joseph Sarkisian examines funding sources for al Qaeda and ISIS, now the world's richest terrorist group, and finds that interdicting their income sources is easier said than done.

Lionel Beehner debunks the myth that territorial safe havens are necessary for terrorists to plan and carry out attacks.

Katrin Park believes that rather than establish a new UN counterterrorism body, existing structures should be made fit for that purpose. Getting members to agree on how to counter terror is yet another matter.

UN expert Katrin Park argues that swarming the impoverished northwest corner of Africa with $5 billion of counterterrorism assistance will not solve the region's security threats.