Orbitofrontal neurons signal reward predictions, not reward prediction errors.
Neurobiol Learn Mem. 2018 Sep;153(Pt B):137-143. doi: 10.1016/j.nlm.2018.01.013. Epub 2018 Jan 31.
Neurobiol Learn Mem. 2018.
PMID: 29408053
Free PMC article.