Neuroscientist Explains Selective Memory (Charan Ranganath)

Neuroscientist Explains Selective Memory (Charan Ranganath)

A new understanding of memory is emerging from the latest scientific research. In Why We Remember, pioneering neuroscientist and psychologist Charan Ranganath radically reframes the way we think about the everyday act of remembering. Combining accessible language with cutting-edge research, he reveals the surprising ways our brains record the past and how we use that information to understand who we are in the present, and to imagine and plan for the future.

Memory, Dr. Ranganath shows, is a highly transformative force that shapes how we experience the world in often invisible and sometimes destructive ways. Knowing this can help us with daily remembering tasks, like finding our keys, and with the challenge of memory loss as we age. What’s more, when we work with the brain’s ability to learn and reinterpret past events, we can heal trauma, shed our biases, learn faster, and grow in self-awareness.

Including fascinating studies and examples from pop culture, and drawing on Ranganath’s life as a scientist, father, and child of immigrants, Why We Remember is a captivating read that unveils the hidden role memory plays throughout our lives. When we understand its power—and its quirks—we can cut through the clutter and remember the things we want to remember. We can make freer choices and plan a happier future.

Charan Ranganath is a Professor at the Center for Neuroscience and Department of Psychology and director of the Dynamic Memory Lab at the University of California at Davis. For over 25 years, Dr. Ranganath has studied the mechanisms in the brain that allow us to remember past events, using brain imaging techniques, computational modeling and studies of patients with memory disorders. He has been recognized with a Guggenheim Fellowship and a Vannevar Bush Faculty Fellowship. He lives in Davis, California. Outside of neuroscience, Dr. Ranganath is also a songwriter and guitarist with a number of recording credits, including a song on a feature film soundtrack.

Shermer and Ranganath discuss: how memories are stored by neurons • forgetting — memory in there somewhere or lost forever? • episodic, semantic, working, flashbulb, long-term, and short-term memory • recovered memories vs. false memories + confabulation, conflation • Alzheimer’s, dementia, senility • PTSD and bad memories • déjá vu • memory triggers • learning as a form of memory • social memories (extended self) • MEMself vs. POVself • uploading memories into the cloud • improving memory: what works, what doesn’t.

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199. David Potter — Disruption: Why Things Change

199. David Potter — Disruption: Why Things Change

This conversation takes a deep dive into disruptions. How do things change? The question is critical to the historical study of any era but it is also a profoundly important issue today as western democracies find the fundamental tenets of their implicit social contract facing extreme challenges from forces espousing ideas that once flourished only on the outskirts of society. Not all radical groups are the same, and all the groups that the book explores take advantage of challenges that have already shaken the social order. They take advantage of mistakes that have challenged belief in the competence of existing institutions to be effective. It is the particular combination of an alternative ideological system and a period of community distress that are necessary conditions for radical changes in direction. As Disruption demonstrates, not all radical change follows paths that its original proponents might have predicted.

10 Aug 20211h 23min

198. Bernardo Kastrup on the Nature of Reality: Materialism, Idealism, or Skepticism

198. Bernardo Kastrup on the Nature of Reality: Materialism, Idealism, or Skepticism

In this expansive conversation, Michael Shermer speaks with Bernardo Kastrup, the executive director of Essentia Foundation. His work has been leading the modern renaissance of metaphysical idealism, the notion that reality is essentially mental. He has a Ph.D. in philosophy (ontology, philosophy of mind) and another Ph.D. in computer engineering (reconfigurable computing, artificial intelligence). Shermer and Kastrup discuss: materialism, idealism, dualism, monism, panpsychism, free will, determinism, consciousness, the problem of other minds, artificial intelligence, out of body and near-death experiences, model dependent realism, and the ultimate nature of reality.

7 Aug 20212h 13min

197. Yaron Brook on Ayn Rand, Atlas Shrugged, and Objectivism

197. Yaron Brook on Ayn Rand, Atlas Shrugged, and Objectivism

Michael Shermer speaks with entrepreneur, writer, and activist Yaron Brook about Ayn Rand, Atlas Shrugged, Objectivism; individualism vs. collectivism; the nature of human nature; altruism, cooperation, reparations, and charity; the starting point of morality and the foundation of ethics; collective action problems and how they are best solved; our moral obligation to help those who cannot help themselves; the Is-Ought problem of determining right and wrong; reason and empiricism; immigration, abortion, foreign wars, the welfare state, and terrorism.

3 Aug 20212h 6min

196. Annie Murphy Paul — The Extended Mind: The Power of Thinking Outside the Brain

196. Annie Murphy Paul — The Extended Mind: The Power of Thinking Outside the Brain

In this conversation about her new book, the acclaimed science writer Annie Murphy Paul explodes the myth that the brain is an all-powerful, all-purpose thinking machine that works best in silence and isolation. We are often told that the human brain is an awe-inspiring wonder, but its capacities are remarkably limited and specific. Humanity has achieved its most impressive feats only by thinking outside the brain: by “extending” the brain’s power with resources borrowed from the body, other people, and the material world. The Extended Mind tells the stories of scientists and artists, authors and inventors, leaders and entrepreneurs — Jackson Pollock, Charles Darwin, Jonas Salk, Friedrich Nietzsche, Watson and Crick, among others — who have mastered the art of thinking outside the brain. It also explains how every one of us can do the same, tapping the intelligence that exists beyond our heads — in our bodies, our surroundings, and our relationships.

31 Juli 20211h 34min

195. Jamy Ian Swiss — The Conjuror’s Conundrum

195. Jamy Ian Swiss — The Conjuror’s Conundrum

The most fundamental lesson that all magicians learn is that seeing is not believing. In episode 195, Michael speaks with internationally acclaimed sleight-of-hand artist and 35-year activist for scientific skepticism, Jamy Ian Swiss, about his lively, personal book, The Conjuror’s Conundrum, that takes readers on a magical mystery tour of the longstanding connection between magic and skepticism. Shermer and Swiss discuss: Swiss’s first encounter with fraud, the paranormal and supernatural, magic and mentalism, hot/cold/universal readings, pychics, talking to the dead, James van Praagh, belief, the afterlife, “the amazing” Kreskin, the Alpha Project, and more…

27 Juli 20212h 12min

194. John Mackey (Founder and CEO of Whole Foods Market) on Conscious Capitalism & Conscious Leadership

194. John Mackey (Founder and CEO of Whole Foods Market) on Conscious Capitalism & Conscious Leadership

John Mackey says the treatment for the cancer of crony capitalism is conscious capitalism, grounded “in an ethical system based on value creation for all stakeholders,” which includes not just owners, but employees, customers, the community, the environment, and even competitors, activists, critics, unions, and the media. Mackey cites Google and Southwest Airlines as role models, and pharmaceutical companies and financial corporations as anti-role models. In a surprise pivot, Mackey lays the blame for the myth of the profit motive as the only measure of value at the feet of capitalists themselves. Mackey’s goal is to write a new narrative for capitalism that asks us to care about customers and human beings instead of data points on a spreadsheet.

21 Juli 20211h 47min

193. Chris Edwards on Educational Reform and Thought Experiments

193. Chris Edwards on Educational Reform and Thought Experiments

Michael Shermer speaks with Chris Edwards about educational reform, his study and teaching of world history, the problems in K–12 education, the zip-code model vs. the seat time model of education and how they result in massively different educational outcomes, how “no child left behind” left children behind, federal vs. state educational systems, cheating scandals and what to do about them, the future of education in a world of free (or nearly free) online learning, comparing the U.S. educational system to other countries. Shermer and Edwards also discuss thought experiments, based on Edwards’ latest book, Thought Experiments: History and Applications for Education.

17 Juli 20212h 3min

192. Lesley Newson & Peter Richerson — A New Look at Human Evolution

192. Lesley Newson & Peter Richerson — A New Look at Human Evolution

In a few decades, a torrent of new evidence and ideas about human evolution has allowed scientists to piece together a more detailed understanding of what went on thousands and even millions of years ago. Lesley Newson and Peter Richerson, a husband-and-wife team based at the University of California, Davis, have spent years together and individually researching and collaborating with scholars from a wide range of disciplines to produce a deep history of humankind. In A Story of Us, they present this rich narrative and explain how the evolution of our genes relates to the evolution of our cultures.

10 Juli 20212h 1min

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