No evidence for modulation of facial mimicry by attachment tendencies in adulthood: an EMG investigation

Mimicking another individual functions as a social glue: it smoothens the interaction and fosters affiliation. Here, we investigated whether the intrinsic motivation to affiliate with others, stemming from attachment relationships, modulates individuals' engagement in facial mimicry (FM). Participants (N = 100; MAge = 24.54 years, SDAge = 3.90 years) observed faces with happy, sad, and neutral expressions, while their facial muscle activity was...