The Myth of Lone-Wolf Terrorism

The Attacks in Europe and Digital Extremism

https://www.foreignaffairs.com/articles/western-europe/2016-07-26/myth-lone-wolf-terrorism?cid=nlc-twofa-20160728&sp_mid=51937637&sp_rid=bWljaGVsZXRrZWFybmV5QGdtYWlsLmNvbQS2&spMailingID=51937637&spUserID=MjEwNDg3NjAxODc2S0&spJobID=964120253&spReportId=OTY0MTIwMjUzS0