Design for Life: Am I wrong to be paranoid about my boyfriend’s exes?

Dear Expert,

I’m in a very happy relationship with a wonderful man. We live together and throughout Covid-19, our partnership has been as strong as ever. If anything, it has even strengthened further because I haven’t had to worry about something that did bother me before the pandemic. While I view ex-boyfriends of mine as being in the past, my partner is friends with some of his ex-girlfriends and doesn’t consider it to be a ...