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The Power of Feedback

John Hattie, Helen Timperley2007Review of Educational Research, 77(1), 81–112

We checked this card's citation and the finding we state against the source's own page or record in October 2026.

What it found

Feedback is among the major influences on learning, but its effect can be positive or negative, and the type of feedback and how it's given make a large difference. The authors propose a model of what makes feedback effective and discuss timing and positive versus negative feedback.

What kind of study it is

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doi.org/10.3102/003465430298487

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Cite this study

Hattie, J., & Timperley, H. (2007). The power of feedback. Review of Educational Research, 77(1), 81–112. https://doi.org/10.3102/003465430298487

Checked against the source in October 2026. All studies · How we rate the evidence · Something wrong? Tell us.