For a decade, often undercover at significant personal risk, Joe Mulhall has investigated hate groups.
He infiltrated a white supremacist militia, set up a fake Ku Klux Klan branch, has been on countless street marches with far-right groups, and got inside some of the most important 'alt-right' meetings ever held. Here he explains the roots of both elected and non-elected far-right movements across the globe.
A terrifying and timely look at the spread of far-right movements across the globe.