The Falsifiability Test: How to Tell Science from Pseudoscience
What separates real knowledge from sophisticated-sounding nonsense? The willingness to be proven wrong.
The Framing Effect: How Word Choice Manipulates Your Decisions
Identical facts, different words, opposite decisions—how framing hijacks your reasoning without your awareness
The Gambler's Fallacy: Why Chance Has No Memory
The roulette wheel doesn't know—and doesn't care—what happened on the last spin.
Hindsight Bias: Why Everything Seems Obvious After It Happens
Your brain rewrites your predictions after learning outcomes, making you feel smarter than you were
Burden of Proof: Who Has to Prove What and Why It Matters
Before arguing about evidence, know who's supposed to provide it
Base Rate Neglect: The Statistical Error That Ruins Medical Diagnoses
Why a 99% accurate medical test can still be wrong most of the time, and how to think clearly about probability
Argument from Authority: When Expertise Becomes a Logical Fallacy
Learn to distinguish legitimate expertise from credentials used to bypass evidence and shut down questions.
The Texas Sharpshooter Fallacy: Finding Patterns in Random Noise
Your brain finds patterns everywhere—learn to tell which ones are real and which are painted around random bullet holes.
The Scientific Method Isn't What You Learned in School
Why science's messiness, mistakes, and admitted uncertainty make it more trustworthy, not less
The Illusion of Understanding: Why We Think We Know More Than We Do
Discover why your brain tricks you into feeling smarter than you are—and practical tests to find your real knowledge boundaries.
The Dunning-Kruger Effect: Why Incompetence Breeds Confidence
Discover why the least knowledgeable often feel most certain, and learn practical tools to calibrate your own confidence to reality.
The Replication Crisis: Why Half of Science Might Be Wrong
Learn to spot the warning signs that separate reliable research from findings that will quietly disappear when tested again.
The Sunk Cost Fallacy: Why Past Investment Shouldn't Guide Future Decisions
Learn why your past investments shouldn't dictate your future choices—and how to escape the mental trap of throwing good money after bad.
Why Anecdotes Feel More True Than Statistics
Master the balance between emotional stories and cold data to form beliefs that are both accurate and meaningful
How Conspiracy Theories Hijack Critical Thinking
Learn to distinguish between warranted skepticism and the seductive certainty of conspiracy thinking in our pattern-seeking world
Why Smart People Believe Dumb Things
Discover how intelligence can become a liability for clear thinking and learn systematic methods to outsmart your own cognitive blind spots
The Map Is Not the Territory: How Mental Models Shape Reality
Discover why recognizing the gap between mental models and reality is the foundation of clear thinking and better decisions
Occam's Razor: Why the Simplest Explanation Is Usually Wrong
Understanding when simplicity helps and when it hurts your ability to grasp complex phenomena and make accurate predictions
How to Spot Bad Arguments Before They Fool You
Develop mental immunity against flawed reasoning by learning to recognize the patterns that make bad arguments sound convincing
The Paradox of Choice: When More Evidence Makes Decisions Worse
Discover why gathering endless information paralyzes decisions and learn evidence-based strategies for knowing when you know enough to choose wisely
Correlation Isn't Causation: The Most Misunderstood Rule in Critical Thinking
Master the critical thinking skill that separates statistical illusions from genuine cause-and-effect relationships in everyday reasoning
Why Your Brain Believes Obvious Lies: The Psychology of Confirmation Bias
Discover how your brain tricks you into believing comfortable falsehoods and learn practical techniques to think more clearly