Spatial and semantic memory – The daily blog of behavioral and cognitive economics

How the Brain Maps What vs. Where When Reality Shifts

The hippocampus is often called the “GPS of the brain,” but a new study reveals it is much more than a simple map. The research shows that the hippocampus acts like a dynamic dial that shifts its activity based on whether our expectations match reality. When everything is as expected, brain activity flows smoothly across the structure. However, when something changes, the hippocampus physically partitions itself: the front (anterior) handles “What” (conceptual changes), while the back (posterior) handles “Where” (spatial changes). This discovery proves that the brain uses a flexible architecture to reconcile meaning and location in real-time. ….[READ]