Anne Speckhard (Georgetown): The Lethal Cocktail of Terrorism: The Four Necessary Ingredients that Go into Making a Terrorist and Fifty Individual Vulnerabilities/Motivations that May also Play a Role. William McCants on how terrorists convince themselves to kill: Jihadist culture is exceptionally good at decreasing empathy for outsiders, Muslim and non-Muslim alike. ISIS accomplice of “Jihadi John” named as “quiet and humble” Londoner. Behind the black flag: C.J. Chivers on the recruitment of an ISIS killer. You need recommendations and a guarantor to join ISIS, according to leaked documents. Take the Islamic State prospective militant questionnaire. Sebastian Meyer: “ISIS kidnapped my best friend. But when I met its fighters, I couldn’t hate them. Its young men were lost souls coerced or duped into service.”

Thomas Hegghammer on the soft power of militant jihad. From the sword to the pen: Miranda Frum on how terrorist recruiters turn to magazines. Madison Pauly goes inside the jihadi lifestyle magazine wars. Haroro Ingram on why we keep getting snared in Islamic State’s propaganda trap. Media jihad: Martin Chulov on why Isis’s leaders bow to its propagandists. Jason Burke on how the changing media is changing terrorism: Just like news organisations, terrorists need an audience — and both have adapted their tactics to keep your attention.

“Annoying” but deadly: James Gordon Meek on the debate over killing ISIS’s “Twitter tough guys”. Here’s a paradox: Shutting down the Islamic State on Twitter might help it recruit. Tobin Harshaw on how Twitter is kind of winning its war on Islamic State. Faiza Patel on why the social media giants can’t ever wipe out ISIS propaganda. Is the social media battle against ISIS futile? Jesse Singal on how to save lives by countering ISIS propaganda. US recruits tech leaders to help disrupt Islamic State group. Sheera Frenkel goes inside the Obama Administration’s attempt to bring tech companies into the fight against ISIS. Anonymous vs. ISIS: Wishing the vigilante hackers luck against the murderous jihadists.

The first chapter from Engineers of Jihad: The Curious Connection between Violent Extremism and Education by Diego Gambetta and Steffen Hertog. ISIS is a revolution: All world-altering revolutions are born in danger and death, brotherhood and joy — how can this one be stopped? From the Journal for Deradicalization, Sadeq Rahimi and Raissa Graumans (Saskatchewan): Reconsidering the Relationship Between Integration and Radicalization; Charles Mink (Arizona): It’s About the Group, Not God: Social Causes and Cures for Terrorism; Tom Pettinger (Hull): What is the Impact of Foreign Military Intervention on Radicalization?; and Luke Bertram (Charles Sturt): How Could a Terrorist be De-Radicalised? Will Black on Daesh and other psychopathic cultures: Cleansing every system of pathological tendencies is the only route to peace.

Jane R. Bambauer and Derek E. Bambauer (Arizona): Information Libertarianism. Raj Patel on what Cuba can teach us about food and climate change: After the Cold War, Cuba faced many of the agricultural challenges that the rest of the world is now anticipating. Robin Wigglesworth on the Caribbean’s “silent debt crisis”. This pissing statue is becoming a symbol of Belgium’s attitude to terrorism. Laurence Tribe on how the Republicans could stop Donald Trump: He still faces a lot of hurdles between here and the Oval Office. The VA isn’t broken, yet: Alicia Mundy goes inside the Koch brothers’ campaign to invent a scandal and dismantle the country’s most successful health care system. Are subway riders being rude? Blame capitalism. Inside Jacobin: Dylan Matthews on how a socialist magazine is winning the left's war of ideas.

There are almost certainly not “millions of radical Islamic terrorists”, as Ted Cruz claims. Carl M. Cannon on how Trump helps ISIS. America may be one major terrorist attack away from Donald Trump as president. Don’t assume terror attacks will help Donald Trump.

From the New Yorker, Ryan Lizza on the Democratic presidential race, the rise of populism, and the influence of a new generation of voters. Who is the Hillary voter? The media is obsessed with the Sanders voter and the Trump voter — yet it is the Hillary voter who may have the last laugh. Ryan Cooper on why Hillary Clinton needs to start thinking big. As Hillary Clinton sweeps states, one group resists: White men. Will the Democrats ever face an African-American revolt? The wildest convention in U.S. history: Nearly 100 years ago, it took the Democrats 103 ballots and 16 sweaty days to select a nominee — could the GOP be headed for a similar showdown this year? If Trump gets the GOP nomination, everything we know about predicting elections would go out the window. Donald Trump will (almost certainly) never be elected president — here’s why.

Norm Ornstein and Thomas Mann on the grim reality of American politics: Donald Trump has a very real shot at becoming president, but even if he doesn’t succeed, the angry populism powering his campaign isn’t going away. Elias Isquith on Trumpism’s deep roots: If Republican leadership thinks dropping Trump will solve their problems, they’ve got another thing coming. They have not been the party of Lincoln for decades: Paul Rosenberg on how Donald Trump exposes the truth about GOP racism that David Brooks keeps denying. Weimar America? Forget Trump — it’s the people who paved the way for him who seem uncomfortably familiar to an expert on pre-Nazi Germany. William Kristol on Donald and decadence. When you’re saying Obama is a “tyrant” you’ve basically flushed your credibility for ominous “dictator rising” warnings about Trump down the drain.

James Surowiecki on the campaign of magical thinking: We’ve now had thirty-five years of Republican candidates promising tax cuts, spending discipline, and balanced budgets, without ever delivering — why haven’t voters woken up to this? Alyssa Rosenberg interviews Matt K. Lewis, author of Too Dumb to Fail: How the GOP Betrayed the Reagan Revolution to Win Elections (and How It Can Reclaim Its Conservative Roots).