It’s been three years since 18-year-old Michael Brown was shot dead by a white police officer in Ferguson, Missouri. The chaos in Ferguson brought to light deeper and disturbing issues involved in policing African Americans. American University Law Professor Angela Davis has edited an anthology of essays about black men and boys who have died at the hands of police. It’s called “ Policing the Black Man .” We talked with Davis ahead of her appearance on Thursday, Aug. 10 at the Atlanta History