Filtered dossier

Hidden Mechanics

The invisible systems inside everyday objects.

  • 12 / 12
  • No visual on file
    Persuasion Systems Entry #0261

    Why the word because works even with a weak reason

    A request carrying any reason at all is granted more often than the same request carrying none, and the reason does not have to survive inspection.

    Novice
    The hidden part #0261

    Compliance often answers the grammar of a reason rather than its content.

    Open file
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    Persuasion Systems Entry #0254

    The reason a public commitment is harder to abandon

    Once a position is stated in front of witnesses, reversing it costs more than the position is worth. What is being defended is consistency, not the claim.

    Adept
    The hidden part #0254

    A stated position becomes a claim about the speaker. Revising it costs standing, so the evidence gets revised instead.

    Open file
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    Persuasion Systems Entry #0253

    Why giving something first creates an unpayable debt

    An unrequested gift installs an obligation whose size the recipient does not set. Repayment is judged by the giver, which is why it rarely feels complete.

    Novice
    The hidden part #0253

    The gift sets the obligation but not its size. An undefined debt is never fully discharged.

    Open file
  • No visual on file
    Choice Design Entry #0231

    The reason infinite scroll removes the decision to stop

    Paginated lists end, and every ending forces a choice. A feed that never ends never asks the question, so the session ends by exhaustion instead.

    Adept
    The hidden part #0231

    Endings are where choices live. Remove the boundary and continuation stops being a decision at all.

    Open file
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    Negotiation Frames Entry #0327

    The reason a deadline belongs to whoever set it

    A deadline feels like a fact about the calendar, but it is usually a fact about who wants the deal closed faster and is willing to manufacture urgency to get there.

    Adept
    The hidden part #0327

    Time pressure is asymmetric by design. The deadline harms whoever did not set it and benefits whoever did, regardless of whether the constraint is real.

    Open file
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    Negotiation Frames Entry #0326

    Why the person who names a number first is not always losing

    Folk wisdom says never go first. Research says the first number anchors the entire negotiation, and whoever sets the anchor often sets the outcome.

    Novice
    The hidden part #0326

    Anchoring can outweigh information loss. The person who sets the first number often sets the final one, because every adjustment thereafter begins from their starting point.

    Open file
  • No visual on file
    Choice Design Entry #0228

    Why a slider produces a different answer than a text box

    The control you use to enter a number quietly tells you what range of numbers is normal, and your answer drifts toward the middle of that range.

    Novice
    The hidden part #0228

    The control suggests its own range. A slider does not record your position; it negotiates one.

    Open file
  • No visual on file
    Choice Design Entry #0227

    The reason cancelling takes six steps and subscribing takes one

    The click that starts a subscription is bright, central and immediate. The click that ends it is buried, grey and surrounded by questions you did not expect.

    Adept
    The hidden part #0227

    Effort is allocated against the exit. The path in is short because the company wants you there; the path out is long because it wants you to stay.

    Open file
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    Negotiation Frames Entry #0330

    Why splitting the difference rewards the extreme opener

    Meeting in the middle sounds fair, but the middle is computed from the two openings, which hands the result to whoever opened further out.

    Master
    The hidden part #0330

    A fair-looking rule applied to unfair inputs launders the asymmetry instead of removing it.

    Open file
  • No visual on file
    Negotiation Frames Entry #0328

    Why your alternative decides your position

    Bargaining strength comes mostly from what you will do if there is no agreement, and that is settled before anyone sits down at the table.

    Novice
    The hidden part #0328

    Your leverage is the value of your best outside option, not the strength of your arguments.

    Open file
  • No visual on file
    Habit Loops Entry #0309

    Why willpower explains less than environment

    People who score highest on self-control report resisting fewer temptations rather than winning more fights. The difference was arranged in advance.

    Adept
    The hidden part #0309

    Self-control measured as struggle predicts less than self-control arranged as the absence of struggle.

    Open file
  • No visual on file
    Habit Loops Entry #0301

    Why the cue matters more than the motivation

    Habits are triggered by stable context rather than renewed intention, which is why identical resolve produces different behaviour in different rooms.

    Novice
    The hidden part #0301

    Behaviour that repeats is usually cued rather than chosen. Change the cue and the choice reappears.

    Open file