Abstract context representations are not just in the prefrontal cortex, they are also in the amygdala.  The authors also report that errors were associated with reduced context encoding.  Cool.

Saez, A., et al. “Abstract Context Representations in Primate Amygdala and Prefrontal Cortex.Neuron 87.4 (2015): 869-881.

Preview by Cohen and Paz:
Cohen, Yarden, and Rony Paz. “It All Depends on the Context, but Also on the Amygdala.” Neuron 87.4 (2015): 678-680.

About the Author

The Miller Lab uses experimental and theoretical approaches to study the neural basis of the high-level cognitive functions that underlie complex goal-directed behavior. ekmillerlab.mit.edu