October 20, 2026Junling Gao, Yilin Zhang, Hank Leung et al.
preprint
Portable electroencephalography (EEG) allows neural activity to be recorded from whole classrooms, but correlated activity across students can arise from shared instructions, parallel changes in arousal or common artefact rather than interpersonal coupling, and dyads within one class are not independent observations. In this exploratory analysis, single-channel frontal EEG was recorded during...