The scans revealed that people who most value the company of others have, on average, more dense grey matter in two areas of the brain known as the orbitofrontal cortex and the ventral striatum.

• 通过揭示社交习性的神经基础，科学家希望能对诸如自闭症和精神症等一类病症有更多的了解，这些病症对人们同他人交往的能力会具有破坏性的影响。