Sumary of Can we tell someone’s cultural group from the way they laugh?:
- A new study by researchers from the University of Amsterdam with international colleagues shows that our laughter gives us away.
- The study included Dutch and Japanese producers of laughter and listeners.
- Listeners could detect whether a laughing person is from their own or another cultural group by only hearing a brief laughter segment.
- Spontaneous laughter was rated as most positive by both groups.
- Different types of laughter Laughter is a strong nonverbal vocalization, which is frequently used to signal affiliation, reward, or cooperative intent, and often helps to maintain and strengthen social bonds.
- An important distinction is between spontaneous and voluntary laughter.
- Spontaneous laughter is typically an uncontrolled reaction, for instance to hilarious jokes, and includes hard-to-fake acoustic features.
- Voluntary laughter is produced by purposefully modulating vocal output, for instance for a preening boss, reflecting a more deliberate communicative act like conveying polite agreement.