The psychometric properties of the late positive potential during emotion processing and regulation

The late positive potential (LPP) is a commonly used event-related potential (ERP) in the study of emotion and emotion regulation. The LPP has also been evaluated as a neural marker of affective psychopathology. The psychometric properties of this component have not been examined, however. The current study was conducted with the aim of addressing two questions: how internally consistent is the LPP, and how many trials are necessary to obtain a...