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When Your Brain Has Decided It Knows What Everyone Is Thinking

Hand holding a white brain model against a dark green background.

Have you ever gotten a short text from someone and immediately thought, They’re mad at me? Or walked away from a conversation convinced that you had disappointed someone, only to find out later that they were distracted by something completely unrelated?


Maybe you’ve had the opposite experience. Someone tells you that you hurt their feelings, and your first thought is, That makes absolutely no sense. Why would they take it that way?


These are everyday moments when something psychologists call mentalization matters.


What is mentalization?


Mentalization is our ability to understand our own mental and emotional experience while also recognizing that other people have an internal experience of their own. It has been described as the ability to “see yourself from the outside and others from the inside.”


That sounds much more complicated than it usually looks in real life.


Imagine you're walking into a store and notice someone a few steps behind you. You hold the door open for them. Why?


You didn't ask what they wanted. They didn't tell you, “Please don't let this door close in my face.” You noticed another person, imagined what they were probably experiencing and what they were likely about to do, and adjusted your behavior accordingly.


That's mentalizing.


We do versions of this all day long. Someone rubs their eyes and we think they might be tired. A friend gets unusually quiet and we wonder if something is bothering them. We notice ourselves getting irritated during a conversation and recognize that maybe we are feeling defensive.


Mentalizing helps us make sense of behavior by considering the thoughts, emotions, intentions, needs, and experiences that might be underneath it. It also helps us remember something important: what we imagine is happening inside another person is still an interpretation. We can't actually know with absolute certainty.


And that last part becomes especially important when emotions get involved.


We tend to mentalize less when we need it most.


Most of us are mentalizing throughout the day without even realizing it. The tricky part is that our ability to do it can become much harder when we feel threatened, rejected, hurt, or emotionally overwhelmed.


Think about an argument with your partner or a friend.


It is easy for curiosity to be replaced by certainty.

I know why they did that.

They're tired of me.

They don't care.

I shouldn't have said anything.


For people who are particularly sensitive to rejection, this can happen quickly. Our threat system becomes activated, emotions intensify, and our ability to step back and consider what might be happening inside ourselves or someone else can become harder. In short: our ability to mentalize can become impaired when our threat system is activated.


This is one reason mentalization is so important in relationships. It creates a little room between what happened and the story our brain immediately tells us about what happened.


Instead of “They're ignoring me because they're angry,” we might be able to get to, “I noticed they haven't responded, and I'm feeling anxious. Part of me is assuming they're upset with me. I wonder what's actually happening.”


That little bit of curiosity matters.


So how does therapy help?


Therapy provides something that can be difficult to create on your own: a relationship where you can slow these moments down.


Two people sit in wooden chairs in a sunlit room; one writes in a notebook while talking, with a wall clock above.

Instead of immediately deciding what an interaction meant, you and your therapist can become curious about it.

What did you notice in yourself when they said that?

What did you assume they were thinking?

What made that explanation feel especially believable?

What else might have been happening?


The goal isn't to second-guess everything you feel; it's to become more capable of holding your perceptions with curiosity rather than assuming they are facts.


In fact, one of the goals of Mentalization-Based Treatment is specifically to strengthen our ability to mentalize when we are emotionally activated.  It's relatively easy to thoughtfully analyze a situation three days later when we're calm. The harder work is learning to stay connected to ourselves and curious about another person when something important is happening in the moment.


The therapeutic relationship itself gives us a place to practice this. A therapist can model mentalization by wondering about their own perceptions, acknowledging when they may have misunderstood something, and staying curious about what is happening between therapist and client. This kind of collaborative communication is something that can facilitate mentalization and growth.


Over time, this ability begins to follow you outside the therapy room. Journaling, noticing patterns, reflecting on thoughts and feelings, and practicing what has been explored in session can help internalize the process to use in everyday relationships.


Curiosity creates room for connection.


Before we go too far with it, please note that mentalization doesn't mean endlessly analyzing every interaction. It doesn't mean excusing hurtful behavior or assuming everyone has good intentions. And it certainly doesn't mean becoming really good at overthinking.


Mentalization means becoming better able to recognize that there is an internal world behind behavior, including our own.


Instead of “I know exactly what this means,” we become a little more able to ask, “What might be happening here?”


That small shift can give us more room to understand our emotions, communicate what we need, recover from misunderstandings, and remain connected to ourselves when relationships feel uncertain.


And sometimes therapy is where we first learn how to make that room.


At New Rhythms, we are committed to providing quality attachment-attuned and trauma responsive care through our continuing search for further education that our clients and community need. This blog was authored by Katie Monts, LPC and co-owner of New Rhythms, who has continued her professional education in attachment care, mentalization-based treatment, and compassion focused therapy. If you would like more information or would like to speak to a qualified counselor, please visit us at www.newrhythmstherapy.com or fill out this appointment request form.


Resources

This post was informed by continuing education materials on attachment, rejection sensitivity, and mentalization presented by Leslie Becker-Phelps, PhD, including concepts from Mentalization-Based Treatment developed by Anthony Bateman and Peter Fonagy.

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