American Scientist Podcast

American Scientist Magazine

Periodic audiocasts from American Scientist, a publication of Sigma Xi, The Scientific Honor Society.

  1. The “For You” Algorithm

    10월 22일

    The “For You” Algorithm

    In this episode, we're talking about how we consume, process, and share information—and how all of this is changing as our relationships with technology evolve.  Jason Lodge is the Director of the Learning, Instruction, and Technology Lab and Professor of Educational Psychology in the School of Education at The University of Queensland, in Australia. He explores the cognitive, metacognitive, and emotional aspects of learning, particularly in higher education and digital environments. He’s also an award-winning educator and advisor to the Australian Government on technology in education. Philipp Lorenz-Spreen leads the junior research group “Computational Social Science” within the Center Synergy of Systems at TU Dresden, in Germany. He and his team study the societal impact of digitalization, and how complex online discourse affects democracies worldwide. Transcript Links/Sources mentioned: Dr. Jason Lodge’s website Some of Dr. Lodge’s relevant studies:  Lodge, J. M., Yang, S., Furze, L., & Dawson, P. (2023). It’s not like a calculator, so what is the relationship between learners and generative artificial intelligence?. Learning: Research and Practice, 9(2), 117-124. Lodge, J. M. (2023). Misjudgements of Learning in Digital Environments. Pedagogy and Psychology in Digital Education, 239–247.  Arguel, A., Lockyer, L., Kennedy, G., Lodge, J. M., & Pachman, M. (2019). Seeking optimal confusion: a review on epistemic emotion management in interactive digital learning environments. Interactive Learning Environments, 27(2), 200-210. Panadero, E., Broadbent, J., Boud, D., & Lodge, J. M. (2019). Using formative assessment to influence self-and co-regulated learning: the role of evaluative judgement. European Journal of Psychology of Education, 34, 535-557. Scharff, L., Draeger, J., Verpoorten, D., Devlin, M., Dvorakova, L. S., Lodge, J. M., & Smith, S. V. (2017). Exploring metacognition as a support for learning transfer. Teaching and Learning Inquiry, 5(1). Dr. Philipp Lorenz-Spreen’s website Some of Dr. Lorenz-Spreen’s relevant studies:  Philipp Lorenz-Spreen, Oswald, L., Lewandowsky, S., & Hertwig, R. (2022). A systematic review of worldwide causal and correlational evidence on digital media and democracy. Nature Human Behaviour, 7(1), 74–101.  Baumann, F., Lorenz-Spreen, P., Sokolov, I. M., & Starnini, M. (2020). Modeling Echo Chambers and Polarization Dynamics in Social Networks. Physical Review Letters, 124(4).  Philipp Lorenz-Spreen, Bjarke Mørch Mønsted, Philipp Hövel, & Lehmann, S. (2019). Accelerating dynamics of collective attention. Nature Communications, 10(1).  Other relevant links:  van den Broek, G., Takashima, A., Wiklund-Hörnqvist, C., Karlsson Wirebring, L., Segers, E., Verhoeven, L., & Nyberg, L. (2016). Neurocognitive mechanisms of the “testing effect”: A review. Trends in Neuroscience and Education, 5(2), 52–66.  Brian Resnick for Vox: Yes, the internet is destroying our collective attention span. Jason Lyon for Quanta Magazine: To Pay Attention, the Brain Uses Filters, Not a Spotlight Wired For This is produced and edited by Nwabata Nnani and hosted by Celia Ford.  American Scientist has been in publication since 1913 and is published by the nonprofit Sigma Xi, the Scientific Research Honor Society. The magazine focuses on producing narrative-driven features by scientists about their own peer-reviewed work. The publication also produces shorter-form staff-written news articles, as well as blogs, multimedia, and social media. See more at www.americanscientist.org Subscribe to American Scientist: https://subscribe.americanscientist.org/AMS/?f=paid  Music by Nat Keefe Follow us on social media: ⁠⁠Bluesky⁠⁠ ⁠⁠Facebook⁠⁠ ⁠⁠Instagram⁠⁠ ⁠⁠LinkedIn

    28분
  2. The Urge to Blame | Wired for This

    10월 8일

    The Urge to Blame | Wired for This

    Emma Levine and Shereen Chaudhry join this episode of Wired for This. Transcript Links/Sources mentioned: HOPE LAB, led by Dr. Levine and Dr. Chaudhry with Dr. Erika Kirgios and Dr. Jane Risen Some relevant HOPE LAB research from Dr. Shereen Chaudhry:  Chaudhry, S.J. & Loewenstein, G. (2019) “Thanking, apologizing, bragging, and blaming: Responsibility exchange theory and the currency of communication.” Psychological Review, 126(3), 313-344.  Chaudhry, S.J. & Wald, K.A. (2022) “Overcoming listener skepticism: Costly signaling in communication increases perceived honesty,” Current Opinion in Psychology, 101442. Molnar, A., Chaudhry, S.J., & Loewenstein, G. (2023) “’It’s not about the money. It’s about sending a message!’: Avengers Want Offenders to Understand the Reason for Revenge,” Organizational Behavior and Human Decision Processes, 174, 104207. Chaudhry, S. J., & Burdea, V. The apologizer’s dilemma: Two-sided transgressions introduce concerns about relative blame. Preprint. And from Dr. Emma Levine:  Jensen, S., Levine, E., White, M., Huppert, E., Bartels, D., Berman, J., Dietvorst, B., Epley, N., Gaertig, C., Graham, J., Herzog, N., & Landy, J. Lying is sometimes ethical, but honesty is the best policy: The desire to avoid harmful lies leads to moral preferences for unconditional honesty. Preprint. Levine, E. E. (2022). Community standards of deception: Deception is perceived to be ethical when it prevents unnecessary harm. Journal of Experimental Psychology: General, 151(2), 410. Levine, E. E., & Lupoli, M. J. (2022). Prosocial lies: Causes and consequences. Current Opinion in Psychology, 43, 335–340.  Levine, E., & Munguia Gomez, D. (2021). “I’m just being honest.” When and why honesty enables help versus harm. Journal of personality and social psychology, 120(1), 33. ‌Levine, E. E., Roberts, A. R., & Cohen, T. R. (2020). Difficult conversations: navigating the tension between honesty and benevolence. Current Opinion in Psychology, 31, 38–43.  Levine, E. E., & Wald, K. A. (2020). Fibbing about your feelings: How feigning happiness in the face of personal hardship affects trust. Organizational Behavior and Human Decision Processes, 156, 135–154.  Levine, E. E., & Cohen, T. R. (2017). You Can Handle the Truth: Mispredicting the Consequences of Honest Communication. SSRN Electronic Journal.  Lupoli, M. J., Levine, E. E., & Greenberg, A. E. (2018). Paternalistic lies. Organizational Behavior and Human Decision Processes, 146, 31–50.  Levine, E. E., Hart, J., Moore, K., Rubin, E., Yadav, K., & Halpern, S. D. (2017). The Surprising Costs of Silence: Asymmetric Preferences for Prosocial Lies of Commission and Omission. SSRN Electronic Journal.  Other relevant studies:  Zhu, J., & Molnar, A. The End of Writing as We Know It? Generative AI May Undermine the Social Signaling Function of Writing. Preprint. Timmermans, E., Hermans, A.-M., & Opree, S. J. (2020). Gone with the wind: Exploring mobile daters’ ghosting experiences. Journal of Social and Personal Relationships, 38(2), 026540752097028.  Eyal, T., Steffel, M., & Epley, N. (2018). Perspective mistaking: Accurately understanding the mind of another requires getting perspective, not taking perspective. Journal of personality and social psychology, 114(4), 547. ‌Wald, K. A., Kardas, M., & Epley, N. (2024). Misplaced divides? Discussing political disagreement with strangers can be unexpectedly positive. Psychological Science, 35(5), 471-488. Dungan, J. A., & Epley, N. (2024). Surprisingly good talk: Misunderstanding others creates a barrier to constructive confrontation. Journal of Experimental Psychology: General, 153(3), 779. Rogers, T., Zeckhauser, R., Gino, F., Norton, M. I., & Schweitzer, M. E. (2017). Artful paltering: The risks and rewards of using truthful statements to mislead others. Journal of personality and social psychology, 112(3), 456.

    33분
  3. Plasticity in Practice | Wired for This

    9월 24일

    Plasticity in Practice | Wired for This

    What does it take to change a mind? In episode two of Wired for This, we’ll hear from Dr. Katy Milkman, James G. Dinan Professor at The Wharton School of the University of Pennsylvania and host of the behavioral economics podcast Choiceology. She cofounded the Behavior Change for Good Initiative and has advised organizations such as Google, the White House, and the U.S. Department of Defense. Her research on behavior change has been published in top journals and featured in her bestselling book How to Change. In 2022, Dr. Milkman was also named one of 10 Innovators Shaping the Future of Health by Fortune Magazine and won Penn’s highest teaching award,Christian R. and Mary F. Lindback Foundation Award for Distinguished Teaching. Transcript Links/Sources mentioned: More from Dr. Milkman:  Website How to Change, her self-help book  Milkman Delivers, her behavioral science Substack  Choiceology, her podcast on how to make better judgments and avoid costly mistakes Dr. Milkman’s studies:  Dai, H., Milkman, K. L., & Riis, J. (2014). The Fresh Start Effect: Temporal Landmarks Motivate Aspirational Behavior. Management Science, 60(10), 2563–2582. Beshears, J., Dai, H., Milkman, K. L., & Benartzi, S. (2021). Using fresh starts to nudge increased retirement savings. Organizational Behavior and Human Decision Processes, 167, 72–87. Milkman, K. L., Minson, J. A., & Volpp, K. G. (2014). Holding the hunger games hostage at the gym: An evaluation of temptation bundling. Management science, 60(2), 283-299. Other academic work discussed  Nembhard, I. M., & Edmondson, A. C. (2006). Making it safe: the effects of leader inclusiveness and professional status on psychological safety and improvement efforts in health care teams. Journal of Organizational Behavior, 27(7), 941–966.  Mindset: The New Psychology of Success, by Carol Dweck Asch conformity experiments, designed by Solomon Asch Petrik, R., Vega, J., & Vindas-Meléndez, A. (2022). A Reflection on Growth Mindset and Meritocracy. Journal of Humanistic Mathematics, 12(1), 408–421.  __________________________________ Wired for This is produced and edited by Nwabata Nnani and hosted by Celia Ford.  Music by Nat Keefe ___________________________________ American Scientist has been in publication since 1913 and is published by the nonprofit Sigma Xi, the Scientific Research Honor Society. The magazine focuses on producing narrative-driven features by scientists about their own peer-reviewed work. The publication also produces shorter-form staff-written news articles, as well as blogs, multimedia, and social media. See more at www.americanscientist.org Subscribe to American Scientist: https://subscribe.americanscientist.org/AMS/?f=paid  Follow us on social media: ⁠Bluesky⁠ ⁠Facebook⁠ ⁠Instagram⁠ ⁠LinkedIn

    40분
  4. The Science of Yet | Wired for This

    9월 10일

    The Science of Yet | Wired for This

    Welcome to Wired for This—a deep dive into how we think, believe, change, and connect. In this limited series, we’ll explore the psychology of human behavior and neuroscience—what drives us forward, what holds us back, and how we navigate a world bursting with noise, contradiction, and complexity. Dr. Paul A. O’Keefe is a social psychologist and professor of organisational behaviour at the University of Exeter Business School. His research examines how psychological barriers—particularly beliefs about abilities, interest, and opportunity—shape the goals people pursue and their potential to achieve them. He and his team design growth-mindset interventions, tested through randomized controlled field experiments, to foster thriving in work, education, and health contexts. Dr. O’Keefe also directs the Mindsets & Motivation Lab and serves as an Associate Editor at Journal of Experimental Psychology: General. The transcript for this episode is available here. Links/Sources mentioned: Mindset: The New Psychology of Success, by Carol DweckStop Trying to ‘Find’ Your Passion — There’s a Better Way to Love What You Do, by Paul O’Keefe for Scientific AmericanThe Mindsets & Motivation Lab, led by Paul O’Keefe at the University of Exeter Business School. Examples of their research we mentioned: O’Keefe, P. A., Ramya, S. M., & Horberg, E. J. (2025). A growth-theory-of-interest intervention helps align science students with a new multidisciplinary curriculum. Contemporary Educational Psychology, 81, 102371.O’Keefe, P. A., Horberg, E. J., Lee, F., & Dweck, C. S. (2023). Implicit theories of opportunity: When opportunity fails to knock, keep waiting or start cultivating? Journal of Personality and Social Psychology, 124(6), 1146–1173. O'Keefe, P. A., Horberg, E. J., Dweck, C. S., & Walton, G. M. (2023). A growth-theory-of-interest intervention increases interest in math and science coursework among liberal arts undergraduates. Journal of educational psychology, 115(6), 859.O’Keefe, P. A., Lee, H. Y., & Chen, P. (2021). Changing students’ beliefs about learning can unveil their potential. Policy Insights from the Behavioral and Brain Sciences, 8(1), 84-91.O’Keefe, P. A., Dweck, C. S., & Walton, G. M. (2018). Implicit theories of interest: Finding your passion or developing it?. Psychological science, 29(10), 1653-1664. The Utility-Value Intervention, a book chapter by Chris Hulleman and Judith Harackiewicz____________ Wired for This is produced and edited by Nwabata Nnani and hosted by Celia Ford. American Scientist has been in publication since 1913 and is published by the nonprofit Sigma Xi, the Scientific Research Honor Society. The magazine focuses on producing narrative-driven features by scientists about their own peer-reviewed work. The publication also produces shorter-form staff-written news articles, as well as blogs, multimedia, and social media. See more at www.americanscientist.org Subscribe to American Scientist, today. Music by Nat Keefe Follow us on social media: Bluesky Facebook Instagram LinkedIn

    32분
  5. 시즌1 예고편

    Coming Sept. 10th, The American Scientist Podcast presents: "Wired for This"

    The American Scientist Podcast presents a new audio series, Wired for This, premiering on September 10, 2025. Wired for This offers an in-depth look at how we think, believe, change, and connect. In this bi-weekly limited series, we’ll examine the psychology of human behavior and neuroscience—what drives us forward, what holds us back, and how we navigate a world bursting with noise, contradiction, and complexity. Hosted by journalist and former neuroscientist Celia Ford, the show features interviews with scientists like Paul O’Keefe, whose research explores how psychological barriers influence the goals people pursue and their potential to reach them. We’ll also hear from behavioral science professors Emma Levine and Shereen Chaudhry on how to navigate difficult conversations in high-stress environments. Jason Lodge and Phillip Lorenz-Spreen discuss how we consume, process, and share information, and how these processes are changing as our relationships with technology evolve. Each episode will challenge your thinking and offer fresh perspectives on the world around us. Tune into Wired for This every other Wednesday starting September 10, 2025, on Spotify, Apple Podcasts, iHeartRadio, and more. Follow the American Scientist Podcast today to stay updated on new episodes. ________________________________________________________ Wired for This is produced and edited by Nwabata Nnani and hosted by Celia Ford.  American Scientist has been in publication since 1913 and is published by the nonprofit Sigma Xi, the Scientific Research Honor Society. The magazine focuses on producing narrative-driven features by scientists about their own peer-reviewed work. The publication also produces shorter-form staff-written news articles, as well as blogs, multimedia, and social media. See more at www.americanscientist.org Subscribe to American Scientist: https://subscribe.americanscientist.org/AMS/?f=paid  Music by Nat Keefe Follow us on social media:  Bluesky Facebook Instagram LinkedIn

    1분

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Periodic audiocasts from American Scientist, a publication of Sigma Xi, The Scientific Honor Society.

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