“Do you want to add another person to our relationship?” It’s a “yes” or “no” question, so it shouldn’t be that hard, but you find yourself torn. On one hand, you think you’re monogamous both sexually and romantically. On the other, you want your partner to be happy. They had always talked about the possibility of polyamory in your relationship, but having it posed so blatantly startled you. You know there is nothing wrong with polyamory, so you’re confused as to why you’re not inclined to try it. What do you do when your partner wants a polyamorous relationship but you do not? The Chronicle spoke with mental health, sex and relationship experts to figure this out.