In June 2015, the media "outed" Rachel Dolezal as a white woman who had knowingly been "passing" as Black. When asked if she were African American during an interview about the hate crimes directed at her and her family, she hesitated before ending the interview and walking away. Some interpreted her reluctance to respond and hasty departure as dishonesty, while others assumed she lacked a reasonable explanation for the almost unprecedented way she identified herself.

What...