Other resources around the context of Brown v. Board

Doll Test
http://www.naacpldf.org/brown-at-60-the-doll-test

Faces of Power in America
http://www.nytimes.com/interactive/2016/02/26/us/race-of-american-power.html?_r=0

Implicit Associate Test
https://implicit.harvard.edu/implicit/aboutus.html