The Michael Shermer Show cover image

The Michael Shermer Show

Neuroscientist Explains Selective Memory (Charan Ranganath)

May 28, 2024
01:38:20
Snipd AI
Neuroscientist Charan Ranganath reframes memory, discussing its transformative power, daily tasks, and aging challenges. He explores memory's influence on identity, trauma healing, bias shedding, and self-awareness growth. The podcast delves into neuroscience, memory complexities, prediction behavior, false memories, PTSD impacts, wrongful accusations, deja vu phenomenon, and memory enhancement techniques.
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Podcast summary created with Snipd AI

Quick takeaways

  • Memory is stored in groups of neurons forming cell assemblies, leading to competition in memory recall.
  • Selective strengthening of synapses aids memory retrieval by activating related neurons within cell assemblies.

Deep dives

Understanding Memory Formation in the Brain

Memories are formed by populations of neurons that communicate with each other by sending electrical and chemical signals. Changing the strength of synapses, the connections between neurons, affects memory formation. Memory is not stored in one neuron but in groups of neurons that form cell assemblies. Different coalitions of neurons are responsible for different memories, and competition between these coalitions determines memory recall. Remembering involves identifying and activating the right cell assembly to beat this competition.

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