Expressions such as 'sleep on it'refer to the resolution of distressing experiences across a
night of sound sleep. Sleep is an active state during which the brain reorganizes the …

Highlights•Prior related memories are reactivated during new learning events.•Medial PFC
guides reactivation toward related, goal-relevant knowledge.•Hippocampus compares …

A growing literature suggests that the hippocampus is critical for the rapid extraction of
regularities from the environment. Although this fits with the known role of the hippocampus …

Every day we make decisions critical for adaptation and survival. We repeat actions with
known consequences. But we also draw on loosely related events to infer and imagine the …

The episodic memory system enables accurate retrieval while maintaining flexibility by
representing both specific episodes and generalizations across events. Although theories …

Memories for events are thought to be represented in sparse, distributed neuronal
ensembles (or engrams). In this article, we review how neurons are chosen to become part …

Structured knowledge is thought to form, in part, through the extraction and representation of
regularities across overlap** experiences. However, little is known about how …

Although we perceive the world in a continuous manner, our experience is partitioned into
discrete events. However, to make sense of these events, they must be stitched together into …

Life's events are scattered throughout time, yet we often recall different events in the context
of an integrated narrative. Prior research suggests that the hippocampus, which supports …

Individual memories are often linked so that the recall of one triggers the recall of another.
For example, contextual memories acquired close in time can be linked, and this is known to …