Stanford University
Gendered Innovations: Race & Ethnicity
Explains the definitions of race and ethnicity, and how the terms have been used. Also lists several problems with labeling people or groups as a particular race or ethnicity.
The Guardian
Guardian: Race v Ethnicity: Curious Case of Rachel Dolezal, Explained
Rachel Dolezal was an NAACP chapter president who was discovered to be white while claiming to be black. This article tells the story of her downfall, and looks at the possible motivations for her deceit. It discusses the controversy...
Other
Grammarist: Ethnicity vs. Race
Explains the difference between race and ethnicity, giving examples.