Many jobs

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A note for Lesson no. 2, "Your Brain Is a Network," in Seven and a Half Lessons About the Brain by Lisa Feldman Barrett.
Some context from page 38‌ is:

Some neurons are so flexibly connected that their main job is to have many jobs.

This is called mixed selectivity.[1][2][3][4]


  1. Fusi, Stefano, Earl K. Miller, and Mattia Rigotti. 2016. "Why Neurons Mix: High Dimensionality for Higher Cognition." Current Opinion in Neurobiology 37: 66–74.
  2. Rigotti, Mattia, Omri Barak, Melissa R. Warden, Xiao-Jing Wang, Nathaniel D. Daw, Earl K. Miller, and Stefano Fusi. 2013. "The Importance of Mixed Selectivity in Complex Cognitive Tasks." Nature 497 (7451): 585–590.
  3. Brincat, Scott L., Markus Siegel, Constantin von Nicolai, and Earl K. Miller. 2018. "Gradual Progression From Sensory To Task-related Processing in Cerebral Cortex." Proceedings of the National Academy of Sciences 115 (30): E7202–E7211.
  4. Siegel, Markus, Timothy J. Buschman, and Earl K. Miller. 2015. "Cortical Information Flow During Flexible Sensorimotor Decisions." Science 348 (6241): 1352–1355.