“…However, as fMRI activation in the VS has also been
shown to respond to non-rewarding events such as negative outcomes or
saliency (Jensen et al, 2007; Menon et al, 2007; Litt, Plassmann, Shiv, & Rangel,
2011; Metereau & Dreher,
2013; Robinson, Overstreet,
Charney, Vytal, & Grillon, 2013; Seymour et al, 2004; Zink, Pagnoni, Chappelow, Martin-Skurski, & Berns,
2006), this approach has to be interpreted with extreme care (Poldrack, 2006) and should always be
accompanied by behavioral measures of reinforcer value.…”