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.

Jaksot(566)

345. Matt Johnson — How Hitchens Can Save the Left: Rediscovering Fearless Liberalism in an Age of Counter-Enlightenment

345. Matt Johnson — How Hitchens Can Save the Left: Rediscovering Fearless Liberalism in an Age of Counter-Enlightenment

Christopher Hitchens was for many years considered one of the fiercest and most eloquent left-wing polemicists in the world. But on much of today's left, he's remembered as a defector, a warmonger, and a sellout—a supporter of the wars in Afghanistan and Iraq who traded his left-wing principles for neoconservatism after the September 11 attacks. In How Hitchens Can Save the Left, Matt Johnson argues that this easy narrative gets Hitchens exactly wrong. Hitchens was a lifelong champion of free inquiry, humanism, and universal liberal values. He was an internationalist who believed all people should have the liberty to speak and write openly, to be free of authoritarian domination, and to escape the arbitrary constraints of tribe, faith, and nation. He was a figure of the Enlightenment and a man of the left until the very end, and his example has never been more important. Shermer and Johnson discuss: Hitchens on free expression, identity politics, radicalism, interventionism, authoritarianism, patriotism, internationalism, America and Liberalism, reparations, religion, and death • identity politics • hostility to free speech • why Hitch did not become a neoconservative, warmonger, or imperialist • Enlightenment Liberalism • Trump and the division of the right • Hitchens on the precursors to Trump • Putin and Russian nationalism. Matt Johnson writes for Haaretz, Quillette, American Purpose, South China Morning Post, The Bulwark, Areo, Arc Digital, RealClearDefense, The Kansas City Star, and many other publications. His new book is How Hitchens Can Save the Left: Rediscovering Fearless Liberalism in an Age of Counter-Enlightenment.

29 Huhti 20231h 39min

344. What is a Woman, Anyway?

344. What is a Woman, Anyway?

In this special episode of the Michael Shermer Show Dr. Shermer comments on current events surrounding trans matters and reads his in-depth essay on the subject, originally published as one of his regularly Skeptic columns on Substack.

26 Huhti 202336min

343. Timothy Redmond — Political Tribalism in America: How Hyper-Partisanship Dumbs Down Democracy and How to Fix It

343. Timothy Redmond — Political Tribalism in America: How Hyper-Partisanship Dumbs Down Democracy and How to Fix It

The democratic ideal demands that the citizenry think critically about matters of public import. Yet many Democrats and Republicans in the United States have fallen short of that standard because political tribalism motivates them to acquire, perceive and evaluate political information in a biased manner. The result is an electorate that is more extreme, hostile and willing to reject unfavorable democratic outcomes. Shermer and Redmond discuss: why we have political duopoly (Duverger's law) • parties vs. policies • Are we living in a post-truth, fake-news, alternative facts world? • How do we know political polarization is worse now than in the past? • acquiring, perceiving, and evaluating political information • evaluating: false political information, political numbers and arguments, claims of rigged election • whataboutism • cognitive responsibilities of citizenship • cognitive biases • political polarization • myside bias • numeracy vs. innumeracy • solutions to the polarization problem. Timothy J. Redmond received his PhD in political science from the University at Buffalo. He is an award-winning educator and author of over one hundred articles on critical thinking and politics. He is a professor at Daemen University where he teaches a political science and history course for education students.

25 Huhti 20232h 3min

342. Valerie Fridland — Like, Literally, Dude: Arguing for the Good in Bad English

342. Valerie Fridland — Like, Literally, Dude: Arguing for the Good in Bad English

Paranoid about the "ums" and "uhs" that pepper your presentations? Bewildered by "hella" or the meteoric rise of "so"? Can the word "dude" help people bond across social divides? Why are we always trying to make our intensifiers ever more intense? Are these language tics, habits, and developments in our speech a sign of cultural and linguistic degeneration? Fridland weaves together history, psychology, science, and laugh-out-loud anecdotes to explain why we speak the way we do today, and how that impacts what our kids may be saying tomorrow. Shermer and Fridland discuss: Okay, Boomer language • accents • ChatGPT • gender pronouns • gender differences in language use • forensic language analysis • evolution of language • why children learn language naturally but must be taught to read and write • literature, film, and TV's influence on language use • cancel culture and taboo language • language and identity politics • y'all, contractions, and other language shortcuts • tracking human migrations by language, and vice versa • Fargo, and more. Valerie Fridland is a professor of linguistics in the English Department at the University of Nevada, Reno. She writes a popular language blog on Psychology Today called "Language in the Wild," and is also a professor for The Great Courses series.

22 Huhti 20232h 2min

341. Secret Scientists & Real Conspiracies — John Lisle on Stanley Lovell, the OSS precursor to the CIA, and the Masterminds of World War II Secret Warfare

341. Secret Scientists & Real Conspiracies — John Lisle on Stanley Lovell, the OSS precursor to the CIA, and the Masterminds of World War II Secret Warfare

In the summer of 1942, Stanley Lovell, a renowned industrial chemist, received a mysterious order to report to an unfamiliar building in Washington, D.C. When he arrived, he was led to a barren room where he waited to meet the man who had summoned him. Lovell became the head of a secret group of scientists who developed dirty tricks for the OSS, the precursor to the CIA. Their inventions included bat bombs, suicide pills, fighting knives, silent pistols, and camouflaged explosives. Moreover, they forged documents for undercover agents, plotted the assassination of foreign leaders, and performed truth drug experiments on unsuspecting subjects. Shermer and Lisle discuss: • why countries have spy agencies • from COI to OSS to CIA • Wild Bill Donavan • Stanley Lovell as Professor Moriarty • Vannevar Bush • Division 19 • George Kistiakowsky and the Aunt Jemima explosive weapon • cat bombs, bat bombs, rat bomb, suicide pills, fighting knives, silent pistols, camouflaged explosives, A-pills, B-pills, E-pills, L-pills • psychological warfare • heavy water and nuclear weapons • Werner Heisenberg, Moe Berg, and Carl Eifler • biological and chemical warfare • Operation Paperclip • truth drugs • Sidney Gottlieb, LSD, and MKULTRA (Bluebird, Artichoke). John Lisle is a historian of science and the American intelligence community. He earned a Ph.D. in history from the University of Texas and has taught courses on U.S. history, cyberspace, and information warfare at the University of Texas, Louisiana Tech University, and Austin Community College. His writing has appeared in Scientific American, Smithsonian Magazine, Skeptic, The Journal of Intelligence History, and Physics in Perspective. The Dirty Tricks Department is his first book. In Vol. 25, No. 2 of Skeptic he wrote about MKULTRA, the CIA program in search of mind control technology.

18 Huhti 20231h 46min

340. Ben Alderson-Day — Presence: The Strange Science and True Stories of the Unseen Other

340. Ben Alderson-Day — Presence: The Strange Science and True Stories of the Unseen Other

Shermer and Alderson-Day discuss the psychologist's journey to understand the phenomenon of sensed-presence: the disturbing feeling that someone or something is there when we are alone. Using contemporary psychology, psychiatry, neuroscience, and philosophy, Alderson-Day attempts to understand how this experience is possible. Is it a hallucination, a change in the brain, or something else? The journey to understand takes us to meet explorers, mediums, and robots, and step through real, imagined, and virtual worlds. Ben Alderson-Day is an Associate Professor in Psychology and a Fellow of the Wolfson Research Institute for Health and Wellbeing at Durham University. A specialist in atypical cognition and mental health, his work spans cognitive neuroscience, psychiatry, philosophy, and child development. His new book is Presence: The Strange Science and True Stories of the Unseen Other.

15 Huhti 20231h 40min

339. Gerald and Patricia Posner on Evil

339. Gerald and Patricia Posner on Evil

Shermer and the Posners discuss: the nature and banality of evil • Are we all potential Nazis? • Mengele, Eichmann, Himmler, Hitler • The Pharmacist of Auschwitz • the Holocaust • the Stanford Prison Experiment • Milgram's shock experiments on obedience to authority • Abu Ghraib and other war crimes • restorative justice • the opioid crisis • the Vatican and the future of Catholicism. Gerald Posner is an award-winning journalist who has written twelve books, including the Pulitzer Prize finalist Case Closed: Lee Harvey Oswald and the Assassination of JFK. His 2015 book, God's Bankers, a two-hundred-year history of the finances of the Vatican, was an acclaimed New York Times bestseller. Posner has written for many national magazines and papers, including the New York Times, The New Yorker, Newsweek, and Time, and he has been a regular contributor to NBC, the History Channel, CNN, CBS, MSNBC, and FOX News. His other books include Killing the Dream: James Earl Ray and the Assassination of Martin Luther King, Jr., Secrets of the Kingdom: The Inside Story of the Saudi-U.S. Connection, Mengele: The Complete Story, Hitler's Children: Sons and Daughters of leaders of the Third Reich Talk About Themselves and Their Fathers, Warlords of Crime: Chinese Secret Societies — the New Mafia, and Why America Slept: The Failure to Prevent 9/11. He lives in Miami Beach with his wife, author Trisha Posner. Patricia Posner is a British-born writer who has collaborated with her husband, the author Gerald Posner, on twelve non-fiction books, including Mengele: The Complete Story — a biography of Dr. Josef Mengele; Hitler's Children — a 1991 collection of interviews with the children of Nazi perpetrators; and most recently, God's Bankers — a financial history of the Roman Catholic Church. Her work has appeared, among other places, in the Miami Herald, The Daily Beastand Salon. She lives in Miami Beach. Her book, The Pharmacist of Auschwitz, is the little known story of Victor Capesius, a Bayer pharmaceutical salesman from Romania who, at the age of 35, joined the Nazi SS in 1943 and quickly became the chief pharmacist at the largest death camp, Auschwitz. Based in part on previously classified documents, Patricia Posner exposes Capesius's reign of terror at the camp, his escape from justice, fueled in part by his theft of gold ripped from the mouths of corpses, and how a handful of courageous survivors and a single brave prosecutor finally brought him to trial for murder twenty years after the end of the war.

11 Huhti 20231h 52min

338. AI SciFi — Physicist, Science Fiction Author, and AI Expert David Brin on ChatGPT and Whether AI Poses an Existential Threat

338. AI SciFi — Physicist, Science Fiction Author, and AI Expert David Brin on ChatGPT and Whether AI Poses an Existential Threat

Shermer and Brin discuss: AI and AGI • are they existential threats? • the alignment problem • Large Language Models • ChatGPT, GPT-4, GPT-5, and beyond • the Future of Life Institute's Open Letter calling for a pause on "giant AI experiments" • Asilomar AI principles • Eliezer Yudkowsky's Time OpEd: "Shut it All Down" • laws and ethics. David Brin earned a Bachelor's degree in astronomy from Caltech, a Master's in electrical engineering from UC San Diego, and a PhD in astronomy from UC San Diego. From 1983 to 1986 he was a postdoc research fellow at the California Space Institute at UC San Diego, where he also helped establish the Arthur C. Clarke Center for Human Imagination. An advisor to NASA's Innovative & Advanced Concepts program, David appears frequently on shows such as Nova, The Universe and Life After People, speaking about science and future trends. His first non-fiction book, The Transparent Society: Will Technology Make Us Choose Between Freedom and Privacy?, won the Freedom of Speech Award of the American Library Association. His second nonfiction book is Vivid Tomorrows: Science Fiction and Hollywood. He is best known for his science fiction, for which he has won numerous major awards, including the Hugo, Locus, Campbell, and Nebula Awards. His novel The Postman was adapted into a feature film starring Kevin Costner. He even has a minor planet named after him: 5748 Davebrin. He has written a number of articles on Artificial Intelligence, most recently in response to the call for a moratorium on AI research by many leading AI researchers and scientists, which he titled "The Only Way Out of the AI Dilemma." His website is davidbrin.com.

8 Huhti 20231h 36min

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