Leading up to Money Jihad’s fifth anniversary next week, we’re looking at some of the biggest terror finance stories and commentaries over the past five years.

Although we’ve written about Loretta Napoleoni and her views before, we’ve never shown her important “TED talk” from 2009. Napoleoni makes the valuable point that the amount of money taken to carry out a specific terrorist attack is only a sliver of the money that terrorist organizations need to build, recruit, train, and sustain their operations over time. So much money, in fact, that it becomes difficult to conceal and easier to interdict.

This video is longer than what we normally post, but it won’t bore you. Roll tape: