How different prefrontal regions may contribute to different stages of navigation?

Eva Zita Patai, Hugo J. Spiers. The Versatile Wayfinder: Prefrontal Contributions to Spatial Navigation. Trends in Cognitive Sciences, 2021, https://doi.org/10.1016/j.tics.2021.02.010.

Highlights
“Navigation is a behavior fundamental to all mobile animals, and incorporates various cognitive functions, including memory, planning, decision-making, …

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Whether grid cell networks show continuous attractor dynamics and how they interface with inputs from the environment?

Richard J. Gardner, Erik Hermansen, Marius Pachitariu, Yoram Burak, Nils A. Baas, Benjamin A. Dunn, May-Britt Moser, Edvard I. Moser. Toroidal topology of population activity in grid cells. bioRxiv 2021.02.25.432776; doi: https://doi.org/10.1101/2021.02.25.432776

Abstract
“The medial entorhinal cortex (MEC) is …

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How does the brain encode angular and linear velocity?

Davide Spalla, Alessandro Treves, Charlotte N. Boccara. Angular and Linear Speed Cells in the Parahippocampal Circuits. bioRxiv 2021.01.28.428631; doi: https://doi.org/10.1101/2021.01.28.428631

Abstract
“An essential role of the hippocampal region is to integrate information to compute and update representations. …

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Whether and how the 3D position and velocity of the head and eyes are represented in the rodent MEC neural circuitry supporting navigation?

Caitlin S. Mallory, Kiah Hardcastle, Malcolm G. Campbell, Alexander Attinger, Isabel I. C. Low, Jennifer L. Raymond & Lisa M. Giocomo. Mouse entorhinal cortex encodes a diverse repertoire of self-motion signals. Nat Commun 12, 671 (2021). https://doi.org/10.1038/s41467-021-20936-8

Abstract
“Neural …

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How does the retrosplenial cortex combine internal and external cues to encode head velocity during navigation?

Sepiedeh Keshavarzi, Edward F. Bracey, Richard A. Faville, Dario Campagner, Adam L. Tyson, Stephen C. Lenzi, Tiago Branco, Troy W. Margrie. The retrosplenial cortex combines internal and external cues to encode head velocity during navigation. bioRxiv 2021.01.22.427789; doi: https://doi.org/10.1101/2021.01.22.427789…

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How does the brain represent the location of oneself and others in shared environments?

Stangl, M., Topalovic, U., Inman, C.S. et al. Boundary-anchored neural mechanisms of location-encoding for self and others. Nature (2020). https://doi.org/10.1038/s41586-020-03073-y

Abstract
“Everyday tasks in social settings require humans to encode neural representations of not only their own spatial …

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How does the brain update memory representation?

William Mau, Michael E Hasselmo, Denise J Cai. The brain in motion: How ensemble fluidity drives memory-updating and flexibility. 
eLife 2020;9:e63550 DOI: 10.7554/eLife.63550

Abstract
“While memories are often thought of as flashbacks to a previous experience, they do not …

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New discovery worth spreading on cognitive navigation in robotics and neuroscience

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