One of the hottest therapy styles is scientifically shaky — so why does it seem to work?

Your Mileage May Vary is an advice column offering you a unique framework for thinking through your moral dilemmas. It’s based on value pluralism — the idea that each of us has multiple values that are equally valid but that often conflict with each other. To submit a question, fill out this anonymous form. Here’s this week’s question from a reader, condensed and edited for clarity:

What’s going on with Internal Family Systems therapy? It looks like IFS is becoming really popular, an increasing number of my friends are trying it...