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Publish the Obsidian vault's Knowledge folder as /knowledge (881 notes, 67 folders), with a Knowledge item in the nav and footer. - scripts/import_knowledge.py regenerates data/knowledge from the vault: slugged paths, folder notes as index pages, wikilinks resolved to site links (or plain text), callouts, highlights, and Dataview tables rendered statically. Personal notes are withheld via an exclusion list plus a privacy guard. - tuftecms/core/knowledge.py builds a concept index from note titles and aliases. First mentions on ordinary pages link to their Knowledge note (capped, never in headings, code, links, or sidenotes); Knowledge pages list related notes and where they're mentioned across the site; other pages get a Related Knowledge block. - Knowledge URLs join sitemap.xml (so the sweep test covers them), never displace existing legacy slugs, list alphabetically, and mermaid diagrams render client-side only on pages that have them.
59 lines
5.2 KiB
Markdown
59 lines
5.2 KiB
Markdown
---
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description: Twenty minutes, one toy-filled room, two goodbyes and two hellos — and
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the whole architecture of a bond made visible.
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source: obsidian-knowledge
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---
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# Strange Situation
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> *Twenty minutes, one toy-filled room, two goodbyes and two hellos — and the whole architecture of a bond made visible.*
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---
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## Overview
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The Strange Situation is [Mary Ainsworth](/knowledge/psychology/attachment-theory/mary-ainsworth)'s laboratory procedure for observing the attachment system under load. Designed in the late 1960s to confirm in twenty minutes what her home observations had taken a year to see, it remains the most influential instrument in developmental psychology. The design is deceptively simple: put a twelve-to-eighteen-month-old in a mildly stressful situation — an unfamiliar room, a stranger, two brief separations from the caregiver — and watch what the child does when the caregiver comes back.
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The procedure runs as eight short episodes: mother and infant enter an unfamiliar playroom; a stranger joins them; the mother leaves the infant with the stranger; the mother returns and the stranger leaves; the mother leaves the infant entirely alone; the stranger returns; the mother returns again. Each separation raises the stakes, and each is cut short if the infant becomes too distressed. The genius of the design is where it directs the observer's eye — not at the separation, but at the reunion.
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The procedure escalates across a sequence of brief episodes, and the design points the eye at the two reunions rather than the goodbyes.
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```mermaid
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flowchart LR
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E1["Enter playroom — mother and infant"] --> E2["Stranger joins"]
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E2 --> E3["Mother leaves — infant with stranger"]
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E3 --> R1["Reunion 1 — mother returns, stranger leaves"]
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R1 --> E4["Mother leaves — infant alone"]
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E4 --> E5["Stranger returns"]
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E5 --> R2["Reunion 2 — mother returns"]
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```
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---
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## What the Reunions Reveal
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How upset a child gets when the mother leaves turns out to say little; temperament, culture, and the day's mood all feed into it. What a child *does with the mother's return* says nearly everything, because the reunion is where the infant's strategy — the [working model](/knowledge/psychology/attachment-theory/internal-working-models) built from a year of interactions — plays out in miniature. The secure infant (Ainsworth's group B) may or may not cry at separation, but at reunion goes to the mother, is genuinely comforted, and returns to play: distress that trusts repair. The avoidant infant (group A) pointedly does not — looks away, turns to the toys, treats the returning parent with studied indifference, though physiological measures show the calm is performance, not peace. The ambivalent infant (group C) goes to the mother and cannot be soothed — clinging and arching away at once, angry and desperate in the same gesture, protest that has learned it must be loud and long. Three coherent strategies, each an intelligent adaptation to the caregiving it grew from — the patterns detailed in [Secure Attachment](/knowledge/psychology/attachment-theory/secure-attachment), [Avoidant Attachment](/knowledge/psychology/attachment-theory/avoidant-attachment), and [Anxious Attachment](/knowledge/psychology/attachment-theory/anxious-attachment).
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---
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## The Fourth Category
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Some tapes would not classify. For years, coders forced these infants into the nearest of the three categories and noted the fit was bad. In the mid-1980s, Mary Main and Judith Solomon went back through the unclassifiable tapes and saw what the forcing had hidden: these children had no coherent strategy at all. They approached the parent with head averted; froze mid-motion like the film had stopped; rose to greet and then fell prone; showed fear of the very person they were seeking. Main and Solomon named the pattern disorganized/disoriented (group D), and it turned out to be the most clinically significant classification of the four — the signature of a child for whom the solution and the alarm are the same person. That story, and where it leads, belongs to [Disorganized Attachment](/knowledge/psychology/attachment-theory/disorganized-attachment).
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The Strange Situation's deepest lesson is methodological as much as developmental: the anomalies were the finding. What did not fit the system was not noise — it was the fourth category, waiting in the discard pile.
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---
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## Related
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- [Attachment Theory](/knowledge/psychology/attachment-theory) — The framework the procedure operationalizes
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- [Mary Ainsworth](/knowledge/psychology/attachment-theory/mary-ainsworth) — Its inventor
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- [Secure Attachment](/knowledge/psychology/attachment-theory/secure-attachment) · [Avoidant Attachment](/knowledge/psychology/attachment-theory/avoidant-attachment) · [Anxious Attachment](/knowledge/psychology/attachment-theory/anxious-attachment) — The three original classifications
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- [Disorganized Attachment](/knowledge/psychology/attachment-theory/disorganized-attachment) — The fourth, found in the unclassifiable tapes
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- [Internal Working Models](/knowledge/psychology/attachment-theory/internal-working-models) — What the reunion behavior expresses
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- Psychology — Domain index
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---
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*Watch the hello, not the goodbye.*
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