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Desirable Difficulties in Theory and Practice
Bjork & Bjork 2020 · expert statement or position paper · touches 1 claim · used in 1 attack
Read the study itself (sites.lifesci.ucla.edu) ↗
Which beliefs it touches
- C0 Retrieval beats restudy sets a limit on it
Difficulty must be desirable (enough prior knowledge); tested against C0 (survived; carve-out already in the claim).
Attacks that used it
- C0 attack #4, 8 September 2026: survived