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. 2018 Feb 6;12:38. doi: 10.3389/fnhum.2018.00038

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Copyright © 2018 Anderson, Hecker, Krigolson and Jamniczky.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Grand averaged reward positivity ERP waveforms at FCz and scalp distribution for accuracy feedback in Module 1. Reward positivity is maximal between 264 ms and 304 ms following feedback presentation. Negative is plotted up. (A) ERP waveform at FCz in response to correct (dark) and incorrect (light) feedback. (B) ERP difference waveform and peak scalp distribution for correct minus incorrect accuracy feedback.