The Mind Under Uncertainty

Why markets are an unusually hostile environment for human decision-making — and what to call the things that happen to you in one.

4 units · 16 lessons · 33 min read · plus hands-on practice, at your pace

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What does your mind do when there is no right answer to find?

Uncertainty, Not Risk · 2 min read · foundations

Start the first lesson

Unit 1 Uncertainty, Not Risk

  1. What does your mind do when there is no right answer to find? 2 min
  2. Why is a stated 40% chance easier to sit with than "nobody knows"? 2 min
  3. Why does a 30% chance feel like either zero or certainty? 2 min
  4. Why is a market the worst possible place to learn from experience? 3 min
Practice Check · Unit 1 A short check · cannot be failed Start

Unit 2 What the Body Does

  1. What happens in your body when the number turns red? 2 min
  2. Why does your field of view shrink exactly when you need it widest? 2 min
  3. Why are your worst decisions clustered at the end of a long session? 2 min
  4. Why does conviction feel strongest when you can justify it least? 2 min
Practice Check · Unit 2 A short check · cannot be failed Start

Unit 3 Money Is Not One Thing

  1. Why do you treat some of your money as if it were less real? 2 min
  2. Why does a profit feel like the market's money rather than yours? 2 min
  3. Why does break-even matter more than any other price on the screen? 2 min
  4. Why does checking more often make the same portfolio feel riskier? 2 min
Practice Check · Unit 3 A short check · cannot be failed Start

Unit 4 The Stories You Tell Yourself

  1. Why does an explanation make a loss easier to hold? 2 min
  2. Why do your wins feel like skill and your losses like bad luck? 2 min
  3. When does a position stop being a trade and start being who you are? 2 min
  4. What can you now name in yourself that you could not before? 2 min
Practice Check · Unit 4 A short check · cannot be failed Start

Last Course exam

One exam, the whole course Unlocks when you have read all 16 lessons

Passing it earns the course certificate. It also counts toward the Trader track (course 8 of 9): pass every course exam in a track to earn its track certificate.