Dear Therapist: I Don’t Want My Sister in My Bridal Party

Editor’s Note: Every Monday, Lori Gottlieb answers questions from readers about their problems, big and small. Have a question? Email her at dear.therapist@theatlantic.com.

Dear Therapist,

My younger sister is a few years younger than I am. Growing up, I had to care for my younger sister, and tension resulted from me having to include her when playing with friends, etc., despite not wanting to. This tension continued when my sister had mental-health issues and other life crises. Although I didn’t have a great relationship with her, I was responsible for stepping in and filling the role of caregiver. My parents were so overwhelmed and unable to meet my sister’s emotional needs that they turned to me to do so instead. This resulted in much resentment and anger and hurt between my sister and me. My sister craves closeness and my approval, and I just want to be left alone.

I recently became engaged to a stable and loving partner, and