How the brain represents a romantic partner: dissociable roles of the nucleus accumbens and anterior insula
Kenji Fujisaki, Ryuhei Ueda, Ryusuke Nakai, Nobuhito Abe
The paper uses fMRI and representational similarity analysis to show that romantic partners are represented differently in the nucleus accumbens and anterior insula compared to others, with distinct associations with relationship duration and intrusive thoughts.