If someone posts a death threat or a violent manifesto online, will they cross over from words to deeds? Explicit threats, intimidation campaigns, and incitements to violence are no rarity among white nationalists, incels, and other racist and misogynist extremists. Yet it is often difficult to determine whether they pose genuine risks, since the boundaries between trolling and true violent intent can be blurry. How can we tell the difference between online bluster and terrorist threats?

A TELEGRAPH BOOK OF THE YEAR'Engaging and visceral ... Reads like a thriller' Financial Times'Riveting and often deeply disturbing ... A punch to the stomach' Sunday Times'Ebner has done some gutsy, thought-provoking research' Sunday Telegraph'Fascinating and important' SpectatorBy day, Julia Ebner works at a counter-extremis...

'Piercingly revelatory ... a tour de force' - Carl Miller, author of The Death of the Gods'...a must-read ' - Eliot Higgins, author of We Are Bellingcat'A timely and frighteningly revealing book' - Richard Kerbaj, author of The Secret History of the Five EyesThe internationally bestselling author of Going Dark: the secret social lives of extremists (A ...

The early twenty-first century has been defined by a rise in Islamist radicalisation and a concurrent rise in far right extremism. This book explores the interaction between the 'new' far right and Islamist extremists and considers the consequences for the global terror threat. Julia Ebner argues that far right and Islamist extremist narratives - 'The West is at war with Islam' and 'Muslims are at war with the West' - complement each other perfectly, making the two extremes rhetorical alli...

'Piercingly revelatory ... a tour de force' - Carl Miller, author of The Death of the Gods'...a must-read ' - Eliot Higgins, author of We Are Bellingcat'A timely and frighteningly revealing book' - Richard Kerbaj, author of The Secret History of the Five EyesThe internationally bestselling author of Going Dark: the secret social lives of extremists (A ...

Bloomsbury presents Going Dark by Julia Ebner, read by Hera Reed.A TELEGRAPH BOOK OF THE YEAR'Engaging and visceral ... Reads like a thriller' Financial Times'Riveting and often deeply disturbing ... A punch to the stomach' Sunday Times'Ebner has done some gutsy, thought-provoking research' Sunday Telegraph'Fascinating and important' SpectatorBy day, Julia Ebner works at a counter-extremism think tank, monitoring radical groups from the outside....