{"query": "Chronic disease as nested control-system failure — a hardene", "count": 20, "results": [{"id": "card_theory_systems_engineering", "title": "Systems engineering (requirements, interfaces, and emergent failure)", "shelf": "theories", "surface": "secular", "snippet": "Systems engineering (requirements, interfaces, and emergent failure) — an engine domain that can touch it: operations_research. Calibration: map-only — a discipline of practice; reliability and margin", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}, {"id": "card_theory_requisite_variety", "title": "Ashby's law of requisite variety (the humility theorem)", "shelf": "theories", "surface": "secular", "snippet": "Ashby's law of requisite variety (the humility theorem) — an engine domain that can touch it: operations_research. Calibration: map-only — a structural bound, stated in variety counts rather than comp", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}, {"id": "card_n_e41105aaa59f", "title": "Chronic disease as nested control-system failure — a hardened, falsifiable framework", "shelf": "science", "surface": "secular", "snippet": "Matt's public-domain framework: chronic disease is not one broken part but a failure somewhere in a\nNESTED CONTROL SYSTEM — five layers, each regulating the one below: (1) Cellular stress response →\n(", "authority_tier": "engine_derived", "source": "Concordance assay — 2026-07-10", "readable": false, "generated": false}, {"id": "card_theory_g_del_s_incompleteness_theorems", "title": "Gödel's incompleteness theorems", "shelf": "theories", "surface": "secular", "snippet": "Gödel's incompleteness theorems — an engine domain that can touch it: formal_logic. Calibration: map-only — a meta-theorem about systems, not a sealable computation. FIRST (1931): any consistent forma", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}, {"id": "card_theory_percolation", "title": "Percolation & critical thresholds", "shelf": "theories", "surface": "secular", "snippet": "Percolation & critical thresholds — an engine domain that can touch it: physics. Calibration: seals — thresholds and cluster statistics compute. Fill a lattice at random with probability p. Below a cr", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}, {"id": "card_theory_germ_theory_of_disease", "title": "Germ theory of disease", "shelf": "theories", "surface": "secular", "snippet": "Germ theory of disease — an engine domain that can touch it: medicine. Calibration: map-only — a foundational empirical claim. Specific microorganisms cause specific diseases. Established by Pasteur a", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}, {"id": "card_src_openstax_fundamentals_nursing_42_3_chronic_disease_and_chronic_illness_25cfb3c8", "title": "42.3 Chronic Disease and Chronic Illness — Fundamentals of Nursing", "shelf": "medicine", "surface": "secular", "snippet": "42.3\n\nChronic Disease and Chronic Illness\n\nLearning Objectives\n\nBy the end of this section, you will be able to:\n\nDefine chronic disease and chronic illness\n\nRecognize the prevalence and causes of chr", "authority_tier": "reference", "source": "OpenStax: Fundamentals of Nursing (CC-BY 4.0)", "readable": false, "generated": false}, {"id": "card_theory_control_theory___cybernetics__feedback__stability", "title": "Control theory & cybernetics (feedback, stability)", "shelf": "theories", "surface": "secular", "snippet": "Control theory & cybernetics (feedback, stability) — an engine domain that can touch it: operations_research. Calibration: partial — stability criteria and PID responses compute. Steer a system by the", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}, {"id": "card_theory_vaccination_immunity", "title": "Vaccination & immune memory (Jenner to eradication)", "shelf": "theories", "surface": "secular", "snippet": "Vaccination & immune memory (Jenner to eradication) — an engine domain that can touch it: medicine. Calibration: map-only — herd-immunity thresholds compute; efficacy is empirical. Show the immune sys", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}, {"id": "card_src_openstax_medical_surgical_nursing_11_5_disorders_of_the_lower_respiratory__7495ad0c", "title": "11.5 Disorders of the Lower Respiratory System: Chronic Obstructive Pulmonary Disease — Medical-Surgical Nursing", "shelf": "medicine", "surface": "secular", "snippet": "11.5\n\nDisorders of the Lower Respiratory System: Chronic Obstructive Pulmonary Disease\n\nLearning Objectives\n\nBy the end of this section, you will be able to:\n\nDiscuss the pathophysiology, risk factors", "authority_tier": "reference", "source": "OpenStax: Medical-Surgical Nursing (CC-BY 4.0)", "readable": false, "generated": false}, {"id": "card_src_openstax_medical_surgical_nursing_9_1_chronic_disease_and_illness_prevalen_344efa72", "title": "9.1 Chronic Disease and Illness (Prevalence and Etiology) — Medical-Surgical Nursing", "shelf": "medicine", "surface": "secular", "snippet": "9.1\n\nChronic Disease and Illness (Prevalence and Etiology)\n\nLearning Objectives\n\nBy the end of this section, you will be able to:\n\nDefine chronic disease\n\nDiscuss the impact of chronic disease and ill", "authority_tier": "reference", "source": "OpenStax: Medical-Surgical Nursing (CC-BY 4.0)", "readable": false, "generated": false}, {"id": "card_src_openstax_introduction_python_programming_5_3_nested_loops_4d842854", "title": "5.3 Nested loops — Introduction to Python Programming", "shelf": "reference", "surface": "secular", "snippet": "5.3\n\nNested loops\n\nLearning objectives\n\nBy the end of this section you should be able to\n\nImplement nested while loops.\n\nImplement nested for loops.\n\nNested loops\n\nA nested loop has one or more loops ", "authority_tier": "reference", "source": "OpenStax: Introduction to Python Programming (CC-BY 4.0)", "readable": false, "generated": false}, {"id": "card_ncs_framework_discernment", "title": "Nested Control Systems — the framework, with its falsifiers", "shelf": "regulation", "surface": "secular", "snippet": "The Nested Control-Systems framework reads chronic dysregulation as failure in a NESTED stack of control layers rather than as separate competing diseases: a computational frame (predictive processing", "authority_tier": "reference", "source": "Nested Control-Systems framework — Friston 2005; Aston-Jones & Cohen 2005; Thayer & Lane 2000/2009; Barrett & Simmons 2015; Stephan et al. 2023", "readable": false, "generated": false}, {"id": "card_theory_homeostasis_physiological_regulation", "title": "Homeostasis & physiological regulation", "shelf": "theories", "surface": "secular", "snippet": "Homeostasis & physiological regulation — an engine domain that can touch it: medicine. Calibration: partial — specific indices compute; the framework is empirical. A body holds its internal conditions", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}, {"id": "card_theory_dynamical_systems___deterministic_chaos", "title": "Dynamical systems & deterministic chaos", "shelf": "theories", "surface": "secular", "snippet": "Dynamical systems & deterministic chaos — an engine domain that can touch it: mathematics. Calibration: map-only — sensitivity is qualitative; specific trajectories compute. Deterministic rules whose ", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}, {"id": "card_src_openstax_medical_surgical_nursing_9_2_comorbid_chronic_diseases_33277998", "title": "9.2 Comorbid Chronic Diseases — Medical-Surgical Nursing", "shelf": "medicine", "surface": "secular", "snippet": "9.2\n\nComorbid Chronic Diseases\n\nLearning Objectives\n\nBy the end of this section, you will be able to:\n\nDefine comorbidity and its financial impacts\n\nExplore common examples of comorbid chronic disease", "authority_tier": "reference", "source": "OpenStax: Medical-Surgical Nursing (CC-BY 4.0)", "readable": false, "generated": false}, {"id": "card_theory_reliability_tolerance_stack_up", "title": "Reliability & tolerance stack-up (RSS)", "shelf": "theories", "surface": "secular", "snippet": "Reliability & tolerance stack-up (RSS) — an engine domain that can touch it: manufacturing. Calibration: seals — reliability products and RSS tolerances compute. Series reliability MULTIPLIES: a chain", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}, {"id": "card_src_openstax_medical_surgical_nursing_summary_9d668c85", "title": "Summary — Medical-Surgical Nursing", "shelf": "medicine", "surface": "secular", "snippet": "Summary\n\n9.1\n\nChronic Disease and Illness (Prevalence and Etiology)\n\nChronic diseases and illnesses affect more than half of the population and are the leading cause of death and disability in the Uni", "authority_tier": "reference", "source": "OpenStax: Medical-Surgical Nursing (CC-BY 4.0)", "readable": false, "generated": false}, {"id": "card_theory_photographic_exposure_theory", "title": "Photographic exposure theory (exposure value, reciprocity)", "shelf": "theories", "surface": "secular", "snippet": "Photographic exposure theory (exposure value, reciprocity) — an engine domain that can touch it: photography. Calibration: seals — exposure values and equivalent settings compute. Three controls set h", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}, {"id": "card_src_openstax_medical_surgical_nursing_9_5_prevention_of_chronic_disease_0511d48c", "title": "9.5 Prevention of Chronic Disease — Medical-Surgical Nursing", "shelf": "medicine", "surface": "secular", "snippet": "9.5\n\nPrevention of Chronic Disease\n\nLearning Objectives\n\nBy the end of this section, you will be able to:\n\nDescribe modifiable and healthy lifestyle practices to prevent chronic disease\n\nDiscuss the r", "authority_tier": "reference", "source": "OpenStax: Medical-Surgical Nursing (CC-BY 4.0)", "readable": false, "generated": false}], "house": {"door": "FIND", "kind": "cards", "trail": "results", "seal": null, "next_step": {"do": "open the top card", "door": "FIND", "tool": "card_get", "params": {"id": "card_theory_systems_engineering"}}, "ends": "a verdict or a card · the trail · a seal · one next step"}}