Domain-Specific Families

73 families grouping the 1,172 domain-specific abstractions by their neighborhood in structural-signature space — k-means clusters over structural-signature embeddings. Each abstraction belongs to one family. Families are recomputed when the catalog changes, so membership can shift. Click any column header to sort.

Family	Abstractions	Description
Adversarial Exploits & Structural Boundaries	12	Abstractions spanning computing's boundaries and their failures — adversarial exploitation of trust and decision boundaries (supply-chain attacks, evasion, model theft), foundational fixed-capacity structures (hash tables, integer overflow, complexity classes), and code smells where responsibility sits at the wrong address (feature envy, lazy class, long parameter lists).
Argument Structure & Evidentiary Reasoning	12	Abstractions about the structure of claims and arguments and how they are tested for warrant — specious reasoning patterns (slippery slope, middle ground fallacy, kettle logic), formal argument decomposition (Toulmin model, deliberative rhetoric, Hume's law), and evidence and trust chains (sourcing ladder, review, authentication failure).
Artifact Provenance & Technological Drift	9	Abstractions about how artifacts — software, images, media, technologies — lose fidelity or coherence relative to a moving context, covering decay processes like bit rot and Kranzberg's first law, and provenance failures like manipulated media, synthetic media laundering, and image decontextualization.
Attention, Arousal & Performance	5	Abstractions about how attention allocation and arousal level shape performance and affect — biased attentional selection, flow-state engagement, the inverted-U of arousal in the Yerkes-Dodson law, and expectation-driven shifts like the placebo and positivity effects.
Attention, Memory & Automaticity	13	Abstractions about how attention, memory, and automatic processing distort judgment and experience — retrospective evaluation biases (peak-end rule, duration neglect, recency effect), attentional priming (Baader-Meinhof phenomenon, novelty effect), and conflicts between automatic and controlled processing (Stroop effect, Humphrey's law, dual-process theory).
Authority Control & Identity	11	Abstractions about fixing one canonical identity for an entity or concept within a governed catalog — preferred terms, authority records, and cross-scheme mappings — and the provenance or continuity questions (citation, embargo, Ship of Theseus) that test what identity persists.
Brain Networks & Speech Fluency	5	Abstractions that span large-scale neural networks and speech-language processing — resting-state systems like the default mode and salience networks, and fluency-related capacities like phonological awareness and stuttering, united by function localized to specialized, switchable brain systems.
Capital Accumulation & Growth Models	13	Abstractions about how economies accumulate productive capacity and grow over time — formal models like Solow-Swan and Harrod-Domar, stock concepts like capital accumulation and human capital, and the traps and levers, from poverty traps to endogenous growth, that bend the trajectory.
Caregiving Cues & Attachment	6	Abstractions about built-in psychological systems that trigger caregiving and attachment responses — infant-cue configurations (kewpie doll effect, uncanny valley), attachment bonds, and misapplied care toward artificial entities (Tamagotchi effect) — extended to mapping a designed experience's emotional journey.
Chemical Reaction & Equilibrium	8	Abstractions about how chemical systems transform and settle into equilibrium — stoichiometric accounting, reaction kinetics and competing side reactions, and phase or solubility thresholds (precipitation, carbonate saturation) governing whether a substance dissolves, reacts, or solidifies.
Choice Paradoxes & Collective Decision-Making	14	Abstractions about how individual and collective choice breaks from rational-choice predictions — expected-utility violations like the Allais and Ellsberg paradoxes, voting-theory results like Arrow's impossibility and the median voter theorem, and coordination puzzles like the El Farol bar problem.
Cognitive Load & Processing Interference	8	Abstractions about the capacity limits and interference patterns of attention and short-term memory — chunk-bounded spans like Miller's Law and working memory capacity, competing codes in the Simon and irrelevant speech effects, and costs paid at task switches and unfinished goals.
Communication Channels & Modality	11	Abstractions about how communication is carried and matched across sensory and technological channels — richness-to-task matching (media richness, media synchronicity, channel richness), multimodal integration (McGurk effect, nonverbal communication, social presence), and channel-dependent access (AAC, perceivable design, expressive and receptive language).
Crystal Structure & Material Defects	6	Abstractions about how a material's atomic-scale structure governs its bulk behavior — crystal lattices and grain boundaries as structural scaffolds, dislocations and passivation as defect-driven mechanisms, and the processing-structure-property chain connecting how a material is made to what it can do.
Faceted Classification & Metadata	6	Abstractions about describing resources along independent, combinable classification axes rather than single precoordinated headings — topic, form, geographic, and method facets, plus dataset boundary documentation (data card, method-as-metadata).
Fallacious Substitution in Argument	17	Abstractions that diagnose informal fallacies where a persuasive but irrelevant signal — threat, repetition, believability, age, or a curated evidence subset — is substituted for the genuine logical or evidential support a claim actually requires.
Financial Markets & Valuation Models	11	Abstractions about how assets are priced and portfolios behave under market frictions — no-arbitrage pricing models like Black-Scholes and Modigliani-Miller, behavioral patterns like the disposition effect and greater fool theory, and risk-measurement failures like basis risk and concentration illusion.
Geologic Landforms & Crustal Deformation	12	Abstractions about how tectonic stress and surface transport shape the crust — fault types (normal, thrust, transform) and their slip mechanics, landform-building processes like alluvial fans and karst dissolution, and hazard cascades like landslide-dam failure and subsidence.
Graph Structure & Topological Foundations	6	Abstractions about the combinatorial and topological structures underlying discrete and continuous spaces — graph properties like planarity, duality, matching, and trees, paired with the open-set axioms that define a topological space.
Incident Command & Operational Tempo	10	Abstractions about the command structures and failure modes of large coordinated operations under crisis or deployment — command continuity (Incident Command System, establishment and transfer of command, demobilization), staging and flow bottlenecks (staging area, resource and last-mile distribution failure), and momentum breakdowns (culmination surprise, convergence failure).
Interface Legibility & Navigability	12	Abstractions about whether an interface lets users see and reach where they need to go — visible system status and progress indicators, accessible and operable input paths, and failure modes like empty states, mode errors, keyboard traps, and navigation or orientation loss.
Inventory & Threshold Accumulation	5	Abstractions about managing stock and exposure against thresholds — reorder policies like min-max inventory and economic order quantity, failure events like stockouts, concentration risk in supply dependencies, and cumulative-dose accumulation that crosses a threshold no single event would.
Journalistic Sourcing & Institutional Trust	13	Abstractions about the norms and mechanisms journalism uses to earn and police credibility — anonymous sourcing, off-the-record protocols, corrections policies, watchdog reporting, and failure modes like quote laundering and the Gell-Mann amnesia effect.
Lean Validation & Startup Signal Theater	8	Abstractions about testing and faking demand signals in early-stage ventures — cheap validation instruments (smoke test, landing-page test, problem-solution fit) versus theater that mimics validation without real stakes (customer-discovery theater, milestone theater, founder blind spot, golden hammer).
Macroeconomic Cycles & Curves	16	Abstractions about economy-wide dynamics traced as curves and cycles — aggregate supply-demand frameworks, inverted-U relationships between income and inequality or pollution, multi-decade waves like Kondratiev and Kuznets swings, and structural traps such as the Malthusian and middle-income traps.
Macroeconomic Equilibria & Consumer Demand	19	Abstractions about how aggregate output, prices, and consumer choice settle into equilibrium, spanning macro models like IS-LM and the fiscal multiplier, demand-curve classifications like Engel curves and Giffen goods, and puzzles like the equity premium and Lucas critique.
Macroeconomic Puzzles & Long-Run Relations	5	Abstractions about empirical regularities and puzzles linking macroeconomic aggregates — inflation-unemployment trade-offs (Phillips curve, natural rate of unemployment), monetary identities (quantity theory of money), and anomalous cross-country or historical correlations (Feldstein-Horioka puzzle, Gibson's paradox).
Managing Exceptions & Change	5	Abstractions about routing and absorbing deviation in operational and software systems — diverting off-plan cases to a specialist path, reclaiming unused memory, and incrementally replacing or tracking churn in a system's requirements or components.
Market Structure & Price Equilibrium	25	Abstractions about how markets clear and firms set prices under different competitive structures — classifying goods by rivalry and excludability, computing consumer/producer surplus, and modeling monopoly, oligopoly, and auction-like price competition (Bertrand, Cournot, Hotelling) toward or away from efficient equilibrium.
Mechanism Design & Strategic Bargaining	9	Abstractions about designing rules for exchange and eliciting truthful behavior under strategic incentives — auctions (Vickrey, revenue equivalence), bargaining games (ultimatum, dollar auction), and competitive benchmarks (perfect competition, double coincidence of wants) exposing where real markets diverge.
Media Systems & Agenda Control	24	Abstractions about how media institutions and audiences jointly shape what counts as news, tracing agenda-setting, gatekeeping, source amplification, correction failures, and audience roles like opinion leaders and parasocial bonds across journalism and networked platforms.
Memory Encoding & Retrieval Effects	22	Abstractions about how the conditions of encoding and retrieval shape what memory returns — context and state matching, generation and levels-of-processing, serial-position and distinctiveness effects, and reconstruction errors like the misinformation and telescoping effects.
Minimal Units & Generative Rules	14	Abstractions that decompose a system's surface variety into a small inventory of contrastive units combined by productive rules — phonemes, morphemes, syntax trees, and rhetorical topoi — alongside the quantitative laws (Heaps', type-token ratio) describing how that inventory grows.
Monetary Mechanics & Macro Trilemmas	7	Abstractions about the identities and constraints governing money and macroeconomic policy — impossible-trinity-style policy trade-offs (impossible trinity, Mundell-Fleming trilemma, Triffin dilemma) and money-flow accounting (money multiplier, multiplier effect, velocity of money, deposit concentration risk).
Monetary Policy & Financial Fragility	15	Abstractions about how debt, liquidity, and interest rates can destabilize an economy — balance-sheet and collateral spirals, the zero lower bound and liquidity traps that disable monetary policy, and crisis dynamics like Minsky moments, funding runs, and flights to quality.
Musical Texture & Form	21	Abstractions about how music organizes pitch and voices over time — tonal hierarchy and modulation, textures from monophony to counterpoint and fugue, and large-scale forms like sonata, rondo, and strophic form built from recurring or developing thematic material.
Narrative Structure & Literary Form	18	Abstractions about how narrative and literary works construct and convey meaning through structure — the boundary of the story-world (diegesis, diegetic level), reader-text relations (implied reader, reader-response, paratext), and devices of timing and reveal (foreshadowing, Chekhov's gun, anagnorisis, volta).
Neural Circuitry & Synaptic Plasticity	9	Abstractions about how neurons transmit, adapt, and sustain signaling — synaptic mechanisms like spike-timing-dependent plasticity and neurotransmission, structural supports like myelination and axonal transport, and circuit-level phenomena like central pattern generators and dendritic integration.
Neural Topographic Maps	7	Abstractions about how the brain represents continuous dimensions as spatially organized neural maps — grid and place cells encoding location, retinotopy and somatotopy preserving sensory layout, and predictive remapping that updates these maps ahead of movement.
Ocean & Coastal Biogeochemistry	9	Abstractions about carbon, nutrient, and sediment flux through ocean and coastal systems — the biological pump and marine snow moving carbon to depth, acidification and carbonate chemistry, and estuary, dead-zone, and algal-bloom dynamics driven by nutrient and oxygen budgets.
Ocean Circulation & Mixing	14	Abstractions about the physical mechanisms driving ocean water movement and mixing — wind-driven transport (Ekman pumping and transport, upwelling, downwelling), basin-scale circulation (gyres, currents, mesoscale eddies), and density-driven exchange at coasts and estuaries (salt wedge, estuarine circulation, tidal mixing).
Organizational Power & Coordination Drift	9	Abstractions about how organizations and communities drift under structural pressure — entrenchment of leadership and power (iron law of oligarchy, hybrid warfare), coordination overload (meeting inflation, Parkinson's law of triviality), and community-embedded practice and legitimacy (situated learning, public sphere, placemaking, key informant).
Overgeneralization & Rule Misapplication	5	Abstractions about applying a general rule where it doesn't hold — fallacies like the fallacy of accident and special pleading, confirmation paradoxes like Hempel's and the raven paradox, and broken inheritance contracts like refused bequest.
Persuasion & Rhetorical Influence	13	Abstractions about how messages and messengers change minds — rhetorical appeals like logos and narrative rationality, persuasion-route models like the elaboration likelihood model, influence tactics like foot-in-the-door, and biases like authority bias and the backfire effect.
Pharmacokinetics & Drug Response	19	Abstractions about how the body processes and responds to drugs — absorption, clearance, and metabolic pathways that set exposure; receptor-level potency, efficacy, and antagonism that set effect; and failure modes from adverse reactions to resistance selection and polypharmacy.
Plate Tectonics & Volcanism	12	Abstractions about solid-earth processes driven by plate motion and heat — continental drift, subduction, rifting, and orogeny — read through the rock and landform record via metamorphism, isostasy, and the eruption style of ascending magma.
Population Genetics & Kin Selection	10	Abstractions about the mathematical machinery of evolutionary genetics — allele-frequency equilibria (Hardy-Weinberg, Haldane's sieve), the relatedness-weighted accounting of social and sexual selection (Hamilton's rule, inclusive fitness, kin selection, Fisher's principle), and exact identities partitioning selection (Price equation, Fisher's fundamental theorem).
Proxy Metrics & Venture Adaptation	13	Abstractions about the tension between measurable proxies and true goals in product and startup organizations — vanity metrics and feature counts displacing real outcomes, and validated learning, pivoting, and risk-testing as disciplined responses to uncertainty.
Psychophysical Laws of Perception	10	Abstractions that relate physical stimulus magnitude to perceived experience via lawful functions — Weber's and Stevens's power laws, Fitts's law — and cross-modal binding illusions (ventriloquism, kappa effect, common fate) where the brain infers a shared source or object.
Public Choice & Policy Failure	5	Abstractions about how institutional incentives shape public policy outcomes — modeling political actors as self-interested (public choice, government failure), structured policy design (policy design), and resource-driven institutional decay (paradox of plenty, resource trap).
Publication Bias & Research Artifacts	5	Abstractions about statistical distortions that arise across a body of research rather than within a single study — publication filters like the file drawer problem and funnel plot asymmetry, questionable practices like HARKing, and population-level trends like the Flynn effect.
Qualitative Research Rigor & Reflexivity	14	Abstractions about establishing and safeguarding trustworthiness in qualitative inquiry — auditable procedures like thematic analysis and analytic memos, reflexive practices like positionality and peer debriefing, and validity threats such as annotation drift, overcoding, and thin description.
Rhetorical Defense & Social Standing	13	Abstractions about strategies for managing blame, belief, and identity in discourse — apologia, concession, and forensic or epideictic rhetoric for defending conduct, alongside fallacies and biases (motte-and-bailey, tu quoque, just-world) that protect standing rather than truth.
Rhetorical Framing & Loaded Discourse	24	Abstractions about discourse structures that smuggle contested claims past a listener's guard — presupposition-loaded questions, paired rhetorical figures like antithesis and chiasmus, persuasion tactics such as prolepsis, and audience-side distortions like hostile media effect and pluralistic ignorance.
Sediment Transport & Elemental Cycling	10	Abstractions about how matter moves through Earth's surface and subsurface systems — sediment entrainment, deposition, and bioturbation reworking a landscape's record, alongside biogeochemical cycling, groundwater overdraft, and salinization as budget-based accounts of stocks and fluxes.
Self-Referential Bias & Implicit Egotism	9	Abstractions about how the self distorts perception of oneself and others — implicit self-positivity in mere ownership, name-letter, and birthday-number effects, self-serving attribution and false uniqueness, and blind spots like the third-person effect and bias blind spot.
Social Perception & Self-Referential Bias	23	Abstractions about systematic biases in social judgment where individual perception diverges from group-level or aggregate reality — self-enhancement and miscalibration (illusory superiority, spotlight effect, egocentric bias), group-versus-individual effects (assembly bonus, atomistic fallacy, cheerleader effect), and social contagion (Werther/Papageno effects, cultivation theory).
Software Decay & Debugging	10	Abstractions about why code degrades and resists diagnosis — accreted cruft like lava flow and comment-as-deodorant, elusive defects like Heisenbugs and Mandelbugs, and processes that catch or repair problems, from formal verification and Linus's Law to merge conflicts and repairability.
Software Dependency & Structural Decay	5	Abstractions about software failures rooted in unmanaged structural coupling — version-conflict pathologies (dependency hell, DLL hell), unstated invariants (null dereference, fallacy of homogeneous networks), and accumulated boundary violations (spaghetti code).
Software Evolution & Entropy	7	Abstractions about why software degrades under change — Lehman's laws of increasing complexity and declining quality, anti-patterns like the inner-platform effect and Greenspun's tenth rule, and design maxims like the robustness principle, all treating entropy as the default trajectory of an unmaintained system.
Software Evolution & Systemic Laws	16	Abstractions about empirical regularities and structural pathologies governing long-lived software systems and teams — growth and stability dynamics (Lehman's laws, no silver bullet, ninety-ninety rule), structural-health diagnostics (cohesion, god object, bus factor), and platform-scale displacement (Atwood's law, Bell's law).
Startup Strategy & Adoption Dynamics	16	Abstractions about how ventures form, communicate, and cross adoption thresholds — spanning founder-market fit, effectuation, and open innovation as strategic postures, and chasm-crossing, onboarding cliffs, and biases like the IKEA effect as forces shaping who adopts and why.
Statistical Bias & Sampling Artifacts	6	Abstractions about distortions introduced by measurement, search, or sampling — inflated coefficient variance from collinearity, false discoveries from unadjusted search in the look-elsewhere effect, directional errors like Type S error and underfitting, and perceptual sampling artifacts like the wagon-wheel effect.
Statistical Inference & Model Failure Modes	16	Abstractions about how statistical models go wrong or get evaluated — inference procedures like Bayes factors and false-discovery control, distribution-shift failures like label shift, and adversarial ML attacks like data poisoning and membership inference.
Statistical Paradoxes & Distributional Structure	11	Abstractions about how summary statistics and distributions can mislead or reveal — paradoxes like Anscombe's quartet, the coastline paradox, and the friendship paradox, distributional regularities like Benford's and Gibrat's laws, and formal building blocks like random variables and probability distributions.
Strategic Interaction & Game Theory	23	Abstractions about strategic interaction formalized as games — named payoff structures like the stag hunt, chicken, and prisoner's dilemma alongside solution concepts such as Nash refinements, dominance, mixed strategies, and repeated-game equilibria — that predict how rational agents coordinate, compete, or fail to.
Strategic Traps & Market Structure	15	Abstractions about structural traps and bargaining failures in competitive and economic systems — entry and market power (barrier to entry, contestable market, go-to-market wedge, incumbent backlash), commitment problems (hold-up, holdout, debt overhang), and fragile equilibria (funding fragility, mark-to-market cliff, rent-seeking trap).
Supply Chain & Fulfillment Operations	22	Abstractions about the mechanics of matching production and inventory to demand across a supply chain — decoupling-point strategies (make-to-order, make-to-stock, service level), physical routing and transfer patterns (cross-docking, milk run, transshipment), and characteristic failure modes (bullwhip distortion, phantom inventory, S&OP disconnect).
Surface Energy Balance & Climate	5	Abstractions about how surfaces absorb, reflect, and radiate energy to set temperature — albedo and the greenhouse effect governing planetary balance, heat island effects explaining urban-rural gaps, and Allen's rule linking body geometry to thermoregulation.
Surface Form & Underlying Structure	23	Abstractions about the gap between a system's visible surface and its true underlying structure — controlled-vocabulary naming (preferred labels, cross-references, subject headings) that route many surface forms to one canonical concept, and interface failures (focus order, information scent, screen-reader ambiguity) where surface cues misrepresent it.
Trust Infrastructure for Shared Knowledge	6	Abstractions about the governance and verification machinery that lets a knowledge artifact be trusted and reused — collaborative maintenance, declared equivalence mappings, digital signatures, open licensing, and adoption evidence that substitute for direct verification.
Unclustered & Miscellaneous	309	Domain-specific abstractions that did not settle into any coherent structural family — either too distinctive to sit near others, or members of clusters too small (fewer than five) or too diffuse to name.
Voice, Audience & Social Meaning	16	Abstractions about how meaning is co-constructed between speakers and audiences across social and cultural contexts — voice and dialogism, intercultural and interpersonal communication, functional and phonological development, and the media or venue environments that shape exchange.