Early ERPs dissociate subjectively nonconscious low- and high-level face processing.

ABSTRACT: There is an ongoing debate about the extent to which faces are processed if they are not consciously perceived. In the present study, we used event-related potentials (ERPs) to investigate neural responses to faces and two types of control stimuli (monochrome color-matched ovals and Fourier phase-scrambled faces), which allowed us to dissociate low-level and high-level face processing. Based on a pre-registered sequential Bayesian sampling protocol, we recorded the electroencephalogram (EEG) from 40 participants and compared the average amplitude of early components of the ERP (P1, N170) between faces, scrambles, and blanks presented for 17 ms, while the mask followed directly or 200 ms after the target stimulus. Participants were asked to rate their subjective perception after each trial

SUBMITTER: Bruchmann M 

PROVIDER: S-EPMC12363218 | biostudies-literature | 2025

REPOSITORIES: biostudies-literature