The Alchemy of Love: How Relationships Shape Us The notion that relationships can change our personalities has been a topic of fascination for psychologists and laypeople alike.
Recent research suggests that romantic partners have an uncanny ability to mold each other over time, with studies indicating that individuals in long term relationships exhibit changes in their brain structure and function, particularly in regions associated with emotional regulation and social cognition.
One possible explanation for partner "convergence" lies in the concept of social learning theory.