Discovery gives insight into brain 'replay' process

The hippocampus, a part of the brain essential for memory, has long been known to "replay" recently experienced events. Previously, replay was believed to be a simple process of reviewing recent experiences in order to help consolidate them into long-term memory. However, University of Minnesota Medical School researcher A. David Redish, Ph.D., along with his colleagues Anoopum Gupta and David S. Touretzky, Ph.D., from the Center for the Neural Basis of Cognition at Carnegie Mellon University, and Matthijs van der Meer, Ph.D., also at the University of Minnesota, have discovered that the replay function of the hippocampus is actually a much more complex, cognitive process.

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