DARYL JOHNSON HAD a sinking feeling when he started seeing TV reports on Sunday about a shooting in a Wisconsin temple. “I told my wife, ‘This is likely a hate crime perpetrated by a white supremacist who may have had military experience,'” Johnson recalls.
It was anything but a lucky guess on Johnson’s part. He spent 15 years studying domestic terrorist groups – particularly white supremacists and neo-Nazis – as a government counterterrorism analyst, the last six of them at the Department of Homeland Security. There, he even homebrewed his own database on far-right extremist groups on an Oracle platform, allowing his analysts to compile and sift reporting in the media and other law-enforcement agencies on radical and potentially violent groups. (…)