DEAR ABBY: My former spouse and I are divorced and share a 3-year-old daughter. Soon after the baby was born, my ex came out as transgender and now lives as a woman. I have always been supportive of her transition, adopting her new name, feminine pronouns, etc., but now she wants something I’m not comfortable with. She wants our daughter to think she is her “second mommy,” not her daddy. She doesn’t want any association with being her biological father, and won’t even acknowledge it. It would be one thing if we actually were a same-sex couple and the father ...