Analysis of the auditory component of social perception

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Accurate perception of social ranking and hierarchy is crucial for the inner cohesion of animal societies. Among the different perceptual cues which are conveyed between individuals, auditory information plays a central role in social communication in mammals. This is even more true for human beings. Indeed, in addition to natural screams, humans developed sophisticated spoken languages, which strongly rely on auditory performance. However, the fine psychophysical parameters which regulate the auditory component of social perception are still largely unknown.