August 2026
- Aug 31, 2026ConceptsInversion: Solving Problems by Thinking BackwardGary Klein's premortem has a team assume a project has already failed and write down why. He cites 1989 research by Mitchell, Russo and Pennington finding that prospective hindsight, imagining an event has already happened, raises the ability to correctly identify reasons for future outcomes by 30 percent. The grammatical shift from might fail to did fail is what unlocks it, and it also makes pessimism the assigned task, so doubts stop feeling disloyal.
- Aug 30, 2026ConceptsShip of Theseus Explained: The Paradox of Identity Over TimeThat gap between a complete physical description and an unsettled identity question is the actual content of the puzzle, because it shows sameness over time is not read off the facts but needs a criterion argued for separately. Hobbes sharpened it in De Corpore in 1655 by reassembling the discarded planks into a second ship, splitting continuity from material composition. Covers the mereological, four-dimensionalist, sortal and conventionalist answers.
- Aug 13, 2026ConceptsInterleaving Practice ExplainedBlocked practice drills A A A A then B B B B and feels like steady progress. Interleaving shuffles the types so every problem forces you to work out which approach applies, the part blocked practice quietly skips. Learners consistently rate blocking as more effective even when interleaving produces better results on later tests, so the discomfort is the signal rather than the problem. The guide covers when to block first and how spacing compounds the effect.
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