A wilderness survival trainer spent years undercover, climbing the ranks of right-wing militias. He didn’t tell police or the FBI. He didn’t tell his family or friends. He penetrated a new generation of militia leaders, which included doctors and government attorneys. Experts say that militias could have a renaissance under Donald Trump. He sent ProPublica a massive trove of documents. The conversations that he secretly recorded give a unique, startling window into the militia movement.

Vehicle-ramming attacks have emerged as a significant terrorist tactic in Europe and, to a lesser extent, in the United States. From the perpetrator’s perspective, ramming attacks have several advantages.

Africa is now the epicenter of global terrorism due to al-Qaeda and Islamic State militant violence. Jason Warner writes that “China has begun quietly making inroads to become a much more significant counterterrorism partner with African states, promising potential partners increased cooperation under the auspices of its Global Security Initiative (GSI).” The ways that China is seeking to insert itself into the African counterterrorism landscape, thus far, raise no major red flags, although points of friction might emerge.

Threats and harassment are pushing some politicians out of office, scaring off some would-be candidates and even compelling some elected officials to change their vote.

The ascendance of Sunni Islamist rebels in Syria should be viewed with great caution by Western powers, but the Assad regime’s collapse disables a critical node in Iran’s regional proxy network.

The new historical crime drama, “The Order,” starring Jude Law and Nicholas Holt, is being described as a riveting “cat-and-mouse thriller.” But for criminologists like us, the white supremacist extremism that takes place in the film is not a nod to a distant past, but a reflection of beliefs and rhetoric that still percolate on social media and inspire acts of terror.

While it may seem like the events in Syria in the last ten days came out of nowhere, the rapid fall of the Assad regime has a long history.

Starting in 2016, Russia and Iran, propping up the regime of Bashar al-Assad. Since 2020, Assad has presided in name over part of a fractured country. Now Assad does not even preside over his share of the partition. And his Russian and Iranian enablers, overstretched and isolated by much of the world, are not in a position to restore his paper rule.

This article explores five factors that were key to facilitating innovation in Facebook’s approach to countering the Islamic State—and that I argue are more generalizable. They are: people, organization, legitimacy, tools, and collaboration. It also identifies lessons that can be learned from that experience.