Learning How to Learn

Learning how to learn is the study of metacognition. It means understanding which study techniques actually build durable knowledge, as opposed to techniques that only feel productive.

The idea

• Focused mode versus diffuse mode means you alternate concentrated effort with rest. The rest lets the mind consolidate what it studied.
• Retrieval practice (testing yourself) builds stronger memory than rereading
• Spaced repetition beats cramming for long-term retention
• Interleaving different problem types builds more flexible skill than blocking practice by type
• Chunking combines a practiced skill into one fluid mental unit that frees up working memory

When to use it

• Picking up a new technical skill, language, or subject
• Preparing for exams or anything that needs long-term retention
• Teaching or coaching others

How to apply it

1. Test yourself before you feel ready, rather than rereading notes
2. Space reviews out over days and weeks instead of massing them together
3. Mix problem types instead of practicing one type at a time
4. Practice a skill until it becomes a single fluid chunk, then combine chunks into larger routines
5. Alternate focused study sessions with rest so the diffuse mode can do its work

Watch out for

• Mistaking familiarity (rereading, highlighting) for real mastery
• Overloading working memory instead of building chunks
• Cramming, which produces short-term recognition but weak long-term retention

Related models

• Metacognition. The broader capacity this model draws on.
• Deliberate Practice. The practice structure that produces skill.
• Forgetting Curve and Spaced Repetition. The timing mechanism behind durable retention.
• Chunking. How the mind compresses learned patterns.
• Working Memory. The bottleneck these techniques work around.

Sources

Barbara Oakley and Terrence Sejnowski, “Learning How to Learn” (Coursera); Barbara Oakley, “A Mind for Numbers” (2014).