Repeating Relationship Patterns: Why We Choose Familiar Partners

You promised yourself that this was the last time. You made a mental checklist of everything you’d no longer be prepared to deal with. And then, at some point between six months and two years later, you happened to realise that you were sitting face to face with someone who seemed rather familiar, in both an unsettling and uncertain way. It’s a different identity and a different appearance, but the disagreement is practically the same. 

This tale is one that many can relate to. A friend who has a habit of being with emotionally unavailable partners. A cousin who has been in and out of an on-again, off-again relationship with the same person four times. Or perhaps you, asking yourself why it is that something you swore off keeps coming back, but in a different form.  One may be inclined to label this incident as bad luck, poor judgment, or a personal weakness. But, according to psychologists, the true explanation is different. The tendency towards the old is not an indication of a lack of determination. Instead, it is something normal for human nature. 

This pattern has a name, and it’s an old one. Sigmund Freud called it repetition compulsion, which is the unconscious drive to repeat old, painful relationship patterns in new relationships (Freud, 1920/1955). It’s hung around because it describes something real. But psychology did not stop there. Researchers went on to test it, piece by piece, and what they found explains the relationship pattern with far more precision than Freud ever could. 

You Actually Do Have a Type 

The idea of having a “type” sounds like something from a dating podcast, but there is real evidence behind it. Researchers Yoobin Park and Geoff MacDonald used data from a nine-year German longitudinal study to compare the personalities of 332 people’s past and current partners. Crucially, they did not ask participants to describe their exes. They used what the partners themselves had reported, in real time, about their own personalities.

One significant finding of the study was the existence of remarkable consistency regarding the way people’s partners were described by themselves. Current partners show similarity to previous partners in terms of personality traits such as agreeableness, conscientiousness, extraversion, neuroticism, and openness (Park & MacDonald, 2019). This phenomenon was not simply about people dating similar people. It was about a particular pattern concerning the choice of whom to date over and over again. The research presented another important point. The consistency was lower among highly extroverted and open-to-experience people. In other words, the tendency to go for the familiar type is real, but it is not equal for all people. 

A broader review examined all the research on how people choose long-term partners. It brought together studies from psychology, cognitive science, and relationship studies into one clear picture. The conclusion: no matter which angle researchers study it from, people are not choosing partners from some neutral, unbiased pool (Devenport et al., 2023). The same pull toward familiar types, in other words, is not one study’s fluke. It shows up again and again, across very different kinds of research. 

Why Familiar Feels Safe 

A clear explanation exists for why familiarity becomes preference, although it is not specific to romance. Zajonc (1968) formalised the mere exposure effect, showing that repeated exposure to an object, regardless of any additional experience, results in increased liking of that object. The results were simple and maybe somewhat disturbing. 

Later work extended this directly into how we perceive people. Moreland and Zajonc (1982) found that faces that people had seen often were rated as more likeable and more similar to the people that were looking at them. So familiarity not only makes a person feel calm, but it also makes a person feel like they belong with you. 

Now apply that to the relationship patterns you grew up inside of. If your early experience of love involved inconsistency, or having to earn attention, or managing someone else’s moods, that dynamic is not neutral to you. It is the most rehearsed emotional experience you have. Something in it reads as recognisable, and recognisable often gets mistaken for right. 

You Are Not Just Meeting the New Person

There is a more specific mechanism behind this, and it has been studied extensively. Susan Andersen and Serena Chen developed what they call the relational self, an interpersonal theory of how knowledge about ourselves gets linked to knowledge about the significant people in our lives. They argue that we carry detailed mental representations of the important figures from our past: a parent, an old friend, a previous partner. When a new person shows even minor resemblance to one of those figures, that stored representation gets activated (Andersen & Chen, 2002). 

What happens next is the interesting part. Once that representation is triggered, we start interpreting the new person through it. We make inferences about them that came from someone else. We feel emotions toward them that belong to a different relationship. And, critically, we shift into the version of ourselves we used to be with that earlier person. 

The researchers call this transference, borrowing the clinical term to describe something measurable in ordinary social life: the process by which the feelings, expectations, and behaviours tied to a significant figure from your past get carried over onto someone new, simply because that new person activates the same stored mental representation. It is not just the passing thought that a partner reminds you of someone. It can quietly reshape how you read their actions, what you expect from them, and how you act toward them in response. 

Memory Does Not Tell You the Whole Truth 

Here is the part that makes repetition especially hard to escape. Your memory of the last relationship is not an accurate record. It is an edited one. Researchers studying autobiographical memory have consistently found what is called the fading affect bias. It has been shown that feelings associated with unpleasant memories decrease more quickly than feelings associated with pleasant memories (Walker & Skowronski, 2009). 

Think about what that does over time. Six months after a difficult relationship ends, the specific sting of the worst nights has softened. The good weekend away has not softened nearly as much. What remains is not a balanced ledger. It is a version of events tilted toward warmth, which researchers suggest functions as a healthy coping mechanism most of the time. Most of the time, it becomes a problem when you are using that edited memory to decide whether to go back. 

The Pull Back to the Same Person 

Some people do not find a new version of the pattern. They return to the original person instead. People don’t realise how prevalent on-again-off-again relationships are. Some experts refer to this kind of relationship as a “toxic relationship patterns” or “toxic cycle.” According to the study conducted by Dailey et al. (2009), more than 60% of young adults have experienced this type of relationship. Researcher René Dailey and her colleagues conducted a survey of 274 individuals who have been in a relationship that involves breaking up and getting back together with the same partner, and tried to find out why they reunited with their partner. 

Lingering feelings were the most common reason. But two other results are significant. When people were unsure about what the breakup actually meant, and when they had not dated anyone else in between, they were more likely to renew (Dailey et al., 2011). The ambiguity itself left the door open. But the results are worth being honest about. People in on-and-off relationships are less satisfied, less sure about the future, and have more conflicts than people who are in a steady relationship (Dailey, 2015). Going back is regarded as a solution. However, this research shows that it is not always the case. 

Attachment Patterns Travel With You 

Underneath all of this sits something more stable than any individual relationship. Attachment researchers have long debated whether our relationship patterns change with new experiences or persist underneath them. Fraley et al. (2011) tested this directly, measuring attachment in one group daily over 30 days and in another group weekly over a year.

The resulting patterns align with what is referred to as the prototype model, where a stable attachment organisation exists that is overlaid with temporary fluctuations. This matters for repetition. If your beliefs about closeness, availability, and trust remain fairly constant, entering a new relationship does not mean starting from scratch. Instead, you carry a set of expectations about how loving relationships work, and those expectations shape your choices, to some extent, in who you’re drawn to.

Repetition Is Not Always the Problem 

It would be a mistake to interpret all of this as a warning. The same backward gaze that draws one to old habits brings some positive contribution into relationships as well. According to Evans et al. (2022), reflecting fondly on a partner can actively benefit a relationship. Across four studies involving 638 participants, researchers observed that feeling nostalgic increased feelings of closeness, commitment, and satisfaction. Interestingly, intentionally prompted nostalgia strengthened this bond, leading people to view their relationships more positively on days when they reflected on shared memories.

So romanticising the past is not a malfunction. Returning to a shared memory can genuinely reinforce a bond. The difference lies in how you use the memory. Reaching back toward a relationship you are still in tends to strengthen it. Reaching back toward one that ended, using an edited version of events, is a different act entirely. 

Conclusion 

None of this means you will repeat yourself forever. Attachment researchers describe a stable factor, not a fixed one. Park and MacDonald themselves noted that recognising your relationship patterns could be genuinely useful, since the strategies you developed for one partner’s personality may transfer to the next. But the useful shift probably does not involve never feeling drawn to the familiar again.

That is not how exposure, memory, or attachment work. The more realistic shift is noticing the pull while it is happening, and asking a harder question than the one that usually comes to mind. Not “does this feel right?” Familiarity will almost always feel right. The better question is whether this feels familiar because it is good for you, or simply because you have been here before.

References + 

• Andersen, S. M., & Chen, S. (2002). The relational self: An interpersonal social-cognitive theory. Psychological Review, 109(4), 619–645. https://doi.org/10.1037/0033-295X.109.4.619 
• Dailey, R. M. (2015). On-again/off-again relationships. In The International Encyclopedia of Interpersonal Communication. Wiley. https://doi.org/10.1002/9781118540190.wbeic206 
• Dailey, R. M., Jin, B., Pfiester, A., & Beck, G. (2011). On-again/off-again dating relationships: What keeps partners coming back? The Journal of Social Psychology, 151(4), 417–440. https://doi.org/10.1080/00224545.2010.503249 
• Dailey, R. M., Pfiester, A., Jin, B., Beck, G., & Clark, G. (2009). On-again/off-again dating relationships: How are they different from other dating relationships? Personal Relationships, 16(1), 23–47. https://doi.org/10.1111/j.1475-6811.2009.01208.x 
• Devenport, S., Davis-McCabe, C., & Winter, S. (2023). A critical review of the literature regarding the selection of long-term romantic partners. Archives of Sexual Behaviour. Advance online publication. https://doi.org/10.1007/s10508-023-02646-y 
• Evans, N. D., Juhl, J., Hepper, E. G., Wildschut, T., Sedikides, C., & Fetterman, A. K. (2022). Romantic nostalgia as a resource for healthy relationships. Journal of Social and Personal Relationships, 39(7), 2181–2206. https://doi.org/10.1177/02654075221075773 
• Fraley, R. C., Vicary, A. M., Brumbaugh, C. C., & Roisman, G. I. (2011). Patterns of stability in adult attachment: An empirical test of two models of continuity and change. Journal of Personality and Social Psychology, 101(5), 974–992. https://doi.org/10.1037/a0024150 
• Freud, S. (1955). Beyond the pleasure principle. In J. Strachey (Ed. & Trans.), The standard edition of the complete psychological works of Sigmund Freud (Vol. 18, pp. 3–64). Hogarth Press. (Original work published 1920)
• Moreland, R. L., & Zajonc, R. B. (1982). Exposure effects in person perception: Familiarity, similarity, and attraction. Journal of Experimental Social Psychology, 18(5), 395–415. https://doi.org/10.1016/0022-1031(82)90062-2 
• Park, Y., & MacDonald, G. (2019). Consistency between individuals’ past and current romantic partners’ own reports of their personalities. Proceedings of the National Academy of Sciences, 116(26), 12793–12797. https://doi.org/10.1073/pnas.1902937116 
• Walker, W. R., & Skowronski, J. J. (2009). The fading affect bias: But what the hell is it for? Applied Cognitive Psychology, 23(8), 1122–1136. https://doi.org/10.1002/acp.1614 
• Zajonc, R. B. (1968). Attitudinal effects of mere exposure. Journal of Personality and Social Psychology, 9(2, Pt. 2), 1–27. https://doi.org/10.1037/h0025848