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Big Think is the leading source of expert-driven, actionable, educational content -- with thousands of videos, featuring experts ranging from Bill Clinton to Bill Nye, we help you get smarter, faster. Get actionable lessons from the world’s greatest thinkers & doers. Our experts are either disrupting or leading their respective fields. We aim to help you explore the big ideas and core skills that define knowledge in the 21st century, so you can apply them to the questions and challenges in your own life.
Episodes
Mentioned books

6 snips
Nov 18, 2025 • 6min
The one mistake to resist post-election: Good vs. evil | Amanda Ripley
In this engaging conversation, Amanda Ripley, a New York Times bestselling author and co-founder of Good Conflict, explores the dichotomy of good vs. evil in political discourse. She reveals how anxiety leads us to perceive others as extreme when, in reality, most people are more moderate than they appear. The discussion highlights the dangers of social media-driven division and offers a simple solution: building real relationships with those who hold different views. By focusing on understanding rather than conflict, we can bridge divides and foster meaningful dialogue.

20 snips
Nov 18, 2025 • 16min
Why most people are only giving 70%—and what happens at 100% | John Amaechi for Big Think+
Explore the mind of a high-performance psychologist who insists that success isn't about talent, but rather about mastering the fundamentals through consistent practice. Discover the FEE model—Focus, Effort, and Execution—as essential components for achieving greatness. Learn how to silence your inner critic and embrace failures as signs of ambition. The path to excellence demands a powerful commitment to boring routines and a supportive community that holds you accountable. Love the process, and greatness will follow!

Nov 18, 2025 • 12min
Why loneliness feels so real, even when it’s not | Kasley Killam
Kasley Killam, author of *The Art and Science of Connection*, explores the stigma of loneliness and its real implications on social health. She shares how loneliness acts as a vital signal of unmet needs rather than a personal flaw. Kasley highlights the neurological and emotional ties between relationships and mental well-being. She emphasizes self-compassion and the power of vulnerability in building meaningful connections. Cultural influences on loneliness are discussed, revealing how societal norms shape our experiences and health outcomes.

15 snips
Nov 18, 2025 • 51min
William Ackman: Everything You Need to Know About Finance and Investing in Under an Hour | Big Think
William Ackman, the founder and CEO of Pershing Square Capital Management, shares his wealth of investing wisdom. He simplifies finance through a playful lemonade stand analogy, highlighting key concepts like equity, debt, and profit. Ackman discusses the journey of establishing a business, including the importance of business valuation and ownership. He emphasizes the balance between risk and reward, while also addressing essential investment principles that contribute to long-term financial success. Get ready to rethink your approach to money!

5 snips
Nov 18, 2025 • 13min
Who will you become during a crisis? | Amanda Ripley
Amanda Ripley, a bestselling author and crisis behavior expert, dives into the psychology of how we react during emergencies. She reveals that most people freeze or deny reality when disaster strikes, often shaped by their ‘disaster personality.’ Through fascinating anecdotes from events like 9/11, she illustrates how communication and cooperation can lead to heroism. Ripley emphasizes the critical role of training and mindset in survival, urging listeners to prepare themselves mentally for potential crises.

Nov 18, 2025 • 2h 16min
24 huge questions about psychedelics | Dr. Matthew Johnson
In this enlightening discussion, Dr. Matthew Johnson, a leading expert on psychedelics from Johns Hopkins, tackles 24 pressing questions about these transformative substances. He delves into the unique characteristics of psychedelics compared to other drugs and their historical significance. Johnson highlights their therapeutic potential, particularly for mental health, and emphasizes the need for a safe, guided environment. He also discusses the evolving legal landscape and the promising future of psychedelics in modern medicine, showcasing their capacity to reshape our understanding of consciousness.

Nov 18, 2025 • 25min
How close are we to finding alien life? | David Kipping
David Kipping, an Astronomy Professor at Columbia University, delves into the fascinating world of exoplanets and the search for extraterrestrial life. He discusses the challenges in identifying truly Earth-like worlds, the Fermi Paradox, and the concept of biosignatures versus technosignatures. Kipping also raises thought-provoking questions about whether we should actively send signals to potential alien civilizations and proposes innovative ideas like using large structures in space as cosmic messages. The universe is vast, and the journey is just beginning!

26 snips
Nov 18, 2025 • 15min
Yuval Noah Harari on AI: A non-human billionaire with an agenda
Yuval Noah Harari, a renowned historian and philosopher, explores the chilling implications of AI in our lives. He questions whether AI could understand our emotions better than humans do, impacting our relationships. Harari discusses the possibility of AI becoming legal entities with political power, emphasizing both risks and opportunities. He argues for regulating AI to harness its benefits in healthcare and education while cautioning against unchecked technological advancement, leaving us to ponder: Are we prepared for the future we’re shaping?

10 snips
Nov 18, 2025 • 6min
Peter Singer: Are we prepared for AI to become conscious?
Philosopher Peter Singer dives into the intriguing ethical implications of conscious AI. He raises thought-provoking questions about the moral obligations we may have if AI can experience pain or pleasure. Should we afford rights to sentient machines? Singer urges society to rethink our treatment of conscious beings, be they human or artificial. As he emphasizes, governments and ethicists need to prepare for the evolving landscape of rights and protections for these potential new entities.

10 snips
Nov 18, 2025 • 10min
The overpopulation myth, debunked by a data scientist | Hannah Ritchie
Hannah Ritchie, a data scientist at Our World in Data, dives into the myths surrounding overpopulation. She argues that global fertility rates have dramatically decreased, and food production has significantly increased, debunking the fear of resource scarcity. Ritchie also highlights that while some fear overpopulation, many low-income countries have minimal CO₂ emissions per person. She suggests the real issue might be underpopulation in developed nations, where aging populations pose new challenges.


