The Dallas Police Department even issued an update on Johnson and named checked Professor Griff and his book A Warrior’s Tapestry as a source of inspiration for Johnson’s Afrocentric ideology.

Professor Griff: Public Enemy was a group that came in pure. ... My next book is called Acapella Revolution. I have to continue to speak out on the things that have to be fixed.

Public Enemy's Professor Griff and Chuck D took to Twitter on Friday to defend Griff after a picture surfaced of him with Micah Johnson, the Army ...

Public Enemy's Professor Griff has denied any ties to the Dallas shooter after a photo of the rapper with Micah Johnson surfaced online. ... and Griffin wrote a book, ...