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Psychophysics is a field of methodology within psychology concerned with studying the sensation of stimuli. Psychophysics methods typically record the effect of systematic modulation of stimuli on a subject’s perception.
Diverse species use ineraural time differences to locate the origin of sounds in space. Here the authors show that GABAB receptor–mediated feedback onto the medial superior olive modulates the gain of auditory space coding, leading to systematic shifts in the percept of sound location.