Learn Hard, Focus Harder

An evidence-based series on effective learning and attention, from the cognitive science of memory to the systems that turn it into practice.

1. 1

   Why Most Learning Advice Is Folklore

   Decades of cognitive science show re-reading and highlighting are among the least effective study methods. Here is what actually builds durable memory.

2. 2

   Active Recall: The Technique That Beats Everything

   Retrieval practice, known as the testing effect, builds stronger long-term memory than any form of review. Evidence on why it works and how to apply it.

3. 3

   Spaced Repetition: Scheduling Your Own Memory

   The forgetting curve, why spaced review defeats it, how tools like Anki schedule optimal intervals, and what content belongs in a flashcard deck.

4. 4

   Deliberate Practice vs. Mindless Repetition

   Why the 10,000-hours rule is misread, what Ericsson's research measured, and how edge-of-ability practice with fast feedback differs from mindless repetition.

5. 5

   Metacognition: Knowing What You Do Not Know

   Calibration is the skill that governs every other study decision. Judgments of learning, the overconfidence trap, and habits that close the gap.

5 more articles coming soon.