In reversal learning tasks, the behavior of humans and animals is often assumed to be
uniform within single experimental sessions to facilitate data analysis and model fitting …

Many suggestions have been made as to the functions of the prefrontal (PF) cortex.
However, they involve labelling areas using psychological terminology. But what we need to …

Updating beliefs in changing environments can be driven by gradually adapting
expectations or by relying on inferred hidden states (ie contexts), and changes therein …

The ventral striatum (VS) and amygdala are two structures often implicated as essential
structures for learning. The literature addressing the contribution of these areas to learning …

Adaptive behavior requires learning about the structure of one's environment to derive
optimal action policies, and previous studies have documented transfer of such structural …

Cognitive flexibility plays a crucial role in psychological health and this research aimed to
investigate its assessment. We developed a novel Reversal learning task (RLT) paradigm …

Cochlear implants (CIs) are neuroprosthetic devices that can provide hearing to deaf
people. Despite the benefits offered by CIs, the time taken for hearing to be restored and …

Dopamine release in the nucleus accumbens has been hypothesized to signal reward
prediction error, the difference between observed and predicted reward, suggesting a …

Every decision that we make involves a conflict between exploiting our current knowledge of
an action's value or exploring alternative courses of action that might lead to a better, or …

Traumatic brain injury (TBI) affects a large population, resulting in severe cognitive
impairments. Although cognitive rehabilitation is an accepted treatment for some deficits …