At my sister-in-law’s wedding, my mother-in-law seated my husband’s mistress with the family. I didn’t cry or confront anyone. I just picked up my gift and walked out.

At my sister-in-law’s wedding, my mother-in-law made sure my humiliation had a front-row seat.   She did not whisper about my husband’s mistress. She did not hide her in the back of the room. She placed her at the family table. Right beside my name. The first time I saw Celeste Marrow, she was sitting…