Learning How to Learn: What the Evidence Suggests

Many learners reread notes, highlight textbooks and cram before exams. These habits feel efficient because the material becomes familiar. But familiarity is not the same as being able to recall and use knowledge later.

Researchers sometimes speak of "desirable difficulties": learning conditions that feel harder in the moment but lead to stronger, longer-lasting learning.

A substantial body of research in cognitive psychology supports a small number of strategies. A well-known 2013 review by John Dunlosky and colleagues rated practice testing and distributed practice as having high utility across many learners and materials.

• Retrieval practice: actively recalling information — through self-testing, flashcards or explaining from memory — strengthens memory more than rereading.
• Spaced practice: spreading study over several sessions with gaps leads to better long-term retention than massing it into one session.
• Interleaving: mixing different types of problems, rather than practising one type at a time, can improve the ability to choose the right approach. Evidence is strong in areas such as mathematics, though less consistent elsewhere.
• Elaboration and explanation: asking why and how, and connecting new ideas to what you already know, supports understanding.

The idea that people learn best when teaching matches their preferred "learning style" (visual, auditory, kinaesthetic) is widely believed. Reviews of the research, such as one by Harold Pashler and colleagues in 2008, found little evidence that matching instruction to learning styles improves outcomes. People do have preferences, but good teaching generally uses whatever mode suits the content.

Similarly, the belief that we use only ten per cent of our brains is not supported by neuroscience.

Carol Dweck's research on "growth mindset" — the belief that abilities can be developed — became very popular. Later large-scale studies and reviews have found that mindset interventions can have positive effects for some students in some contexts, but that average effects are smaller than early enthusiasm suggested. Researchers continue to debate when and for whom they help.

A modest, defensible conclusion: believing that effort and good strategies matter is reasonable and useful, but it is not a substitute for good teaching, support and fair conditions.

Techniques matter, but so do sleep, curiosity, purpose and relationships. Learners who see why something matters, who feel safe to make mistakes, and who rest well are better placed to use any strategy. Learning how to learn is ultimately about understanding yourself as a learner.