theorypedia
Economics & Decision-MakingPlausible92

Nash Equilibrium

Nash Equilibrium is the principle that a stable outcome exists where each player's strategy is optimal given all other players' choices.

NCIS Star Offers Dark Theories About Gibbs & Lala's Inevitable Split After Electric First Kiss

Gibbs and Lala's first kiss is electric, but the actor already sees the breakup coming — what does knowing a doomed ending do to how we watch romance unfold?

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Economics & Decision-MakingPlausible92

Opportunity Cost

Opportunity Cost is the principle that every choice requires sacrificing the next-best alternative, making the true cost of any decision what you give up, not just what you pay.

Philosophy & EthicsPlausible92

Ship of Theseus

Ship of Theseus is the thought experiment asking whether an object retains its identity after all its material parts are gradually replaced.

Who Is Sadie Sink's Character in Spider-Man: Brand New Day? Fan Theories Explored

Sadie Sink's mystery role in Spider-Man: Brand New Day has fans debating Jean Grey, Karma, and Jessica Drew — and the casting clues point in very different directions.

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Science & SystemsPlausible92

The Double-Slit Experiment

The double-slit experiment is the principle that particles exhibit wave-particle duality, behaving as waves when unobserved but as particles when measured.

Economics & Decision-MakingPlausible92

The Prisoner's Dilemma

The Prisoner's Dilemma is the principle that rational self-interest can lead to collectively worse outcomes when parties cannot communicate or enforce cooperation.

Elizabeth Olsen's Scarlet Witch Rumored To Have A Surprising Role In Marvel's Mutant Saga

Fan theories are placing Scarlet Witch at the center of Marvel's mutant saga — but is the rumor wish-fulfillment or a genuine leak ahead of Avengers: Doomsday?

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Science & SystemsPlausible88

Feedback Loops

Feedback loops are the principle that system outputs circle back to influence their inputs, creating self-reinforcing or self-correcting patterns.

Psychology & BehaviorPlausible88

Loss Aversion

Loss Aversion is the principle that losses feel roughly twice as painful as equivalent gains feel pleasurable, driving asymmetrical decision-making across contexts.

My theories and experiences, why so many VCs are unhappy (even though most are very well paid)

Well-paid VCs report widespread unhappiness — and the reasons may expose a fundamental mismatch between the job's rewards and what actually drives satisfaction.

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Technology & InnovationPlausible88

Network Effects

Network Effects is the principle that a service or platform becomes exponentially more valuable as more people use it, creating self-reinforcing growth and competitive advantages.

Psychology & BehaviorPlausible85

Cognitive Dissonance

Cognitive Dissonance is the principle that psychological discomfort from conflicting beliefs drives people to rationalize, dismiss, or alter their beliefs to restore mental consistency.

Trump Melts Down Over Wild Conspiracy in Unhinged Outburst - The Daily Beast

Trump amplified a doomsday-prepper "communist threat from New York" conspiracy — why do sitting presidents share fringe end-times warnings?

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Economics & Decision-MakingPlausible85

Sunk Cost Fallacy

Sunk Cost Fallacy is the tendency to continue investing in failing endeavors because of past expenditures rather than future costs and benefits.

Psychology & BehaviorPlausible85

The Bystander Effect

The bystander effect is the principle that individuals are less likely to help someone in need when other witnesses are present, due to diffusion of responsibility and pluralistic ignorance.

Economics & Decision-MakingPlausible85

The Cobra Effect

The Cobra Effect is the principle that poorly designed incentives can inadvertently increase the very problem they're meant to solve.

From: 5 Theories About the Season 4 Finale (And Who Will Die)

The Man in Yellow may be the one child never sacrificed — a lost boy corrupted by Fromville's evil into the entity controlling the town's nightmare cycle.

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Economics & Decision-MakingPlausible82

Goodhart's Law

Goodhart's Law is the principle that when a measure becomes a target for optimization, it ceases to be a reliable measure of what it was intended to assess.

Culture & SocietyPlausible82

Moral Panic

Moral panic is the principle that societies collectively amplify minor threats into perceived existential crises, driven by media coverage and reflecting deeper anxieties rather than proportionate risk assessment.

Avengers: Secret Wars Is Finally Solving Thor's Biggest Mystery in MCU – Report - Yahoo

An insider claim about Secret Wars is reigniting fan debate over Thor's biggest unresolved MCU moment — but is it a real answer or just wishful thinking?

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Science & SystemsPlausible82

Swiss Cheese Model

Swiss Cheese Model is the principle that disasters occur when multiple independent safety barriers fail simultaneously and their weaknesses align.

Science & SystemsPlausible82

The Butterfly Effect

The Butterfly Effect is the principle that minute changes in initial conditions can cascade into vastly different outcomes in chaotic systems.

Chris Mason: The anatomy of Prime Minister Sir Keir Starmer's downfall - BBC

Five UK prime ministers have fallen in quick succession — is something structural breaking the job itself, or do leaders keep failing on their own terms?

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Psychology & BehaviorPlausible82

The Halo Effect

The Halo Effect is the tendency to let a single positive impression of someone or something color our judgment of their other unrelated traits.

Health & MedicinePlausible82

The Nocebo Effect

The Nocebo Effect is the principle that negative expectations can produce real adverse physiological symptoms through neurobiological mechanisms independent of any active treatment.

Hundreds of rabbis demand Mamdani apologize for putting 'target' on American Jews with ...

Hundreds of rabbis say swapping "AIPAC" for "Jews" recycles the oldest antisemitic conspiracy theory — is criticizing a lobby the same as targeting a people?

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Business & StrategyPlausible82

The Pareto Principle

The Pareto Principle is the observation that roughly 80% of effects typically come from 20% of causes across diverse domains.

Health & MedicinePlausible82

The Placebo Effect

The placebo effect is the principle that belief in a treatment activates real neurobiological healing mechanisms, independent of the treatment's pharmacological properties.

Siya Goyal Murder Case: Love, Lies & Lohagad Fort | Newslaundey - YouTube

A murder at Lohagad Fort spiraled into AI-generated videos and nonstop TV coverage — what does the media frenzy reveal about how we decide who's guilty?

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Philosophy & EthicsPlausible82

The Trolley Problem

The Trolley Problem is the thought experiment showing that human moral reasoning relies on emotional intuitions that diverge from abstract utilitarian logic.

Health & MedicinePlausible78

Allostatic Load

Allostatic load is the principle that chronic activation of stress-response systems causes cumulative biological damage across multiple physiological systems.

Coronation Street: Lily 'knows' Sarah killed Theo in fan theory - Entertainment Daily

A Coronation Street fan theory says young Lily Platt already knows Sarah killed Theo — spotted upset on the cobbles April 23, the child may be the story's silent witness.

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Economics & Decision-MakingPlausible78

Jevons Paradox

Jevons Paradox is the principle that efficiency improvements in resource use typically increase overall consumption by lowering effective costs and expanding demand.

Philosophy & EthicsPlausible78

Occam's Razor

Occam's Razor is the principle that simpler explanations requiring fewer assumptions are generally preferable to more complex ones.

Tom Holland confirms some of Spider-Man: Brand New Day's “wildest” theories are real

Tom Holland says some of the "wildest" fan theories about Spider-Man: Brand New Day are actually true — so which guesses did the internet get right?

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Culture & SocietyPlausible78

The Streisand Effect

The Streisand Effect is the principle that attempts to censor or suppress information paradoxically amplify its spread and public interest.

Economics & Decision-MakingPlausible72

Black Swan Theory

Black Swan Theory is the principle that rare, unpredictable outlier events often have outsized historical impact despite being impossible to foresee.

Coronation Street's Sarah Platt 'seen killing Theo' by Lily Platt in new fan theory

Coronation Street fans think young Lily Platt may have witnessed Sarah kill Theo — and that a child's silence is the plot twist hiding in plain sight.

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Psychology & BehaviorPlausible72

Dunning-Kruger Effect

Dunning-Kruger Effect is the principle that incompetence prevents people from recognizing their own lack of skill, leading to unwarranted confidence.

Business & StrategyPlausible72

First-Mover Advantage

First-mover advantage is the principle that entering a market before competitors can create lasting competitive benefits through customer lock-in, resource control, and norm-setting.

South Korean reporter covering poll demonstrations targeted by anti-Chinese claims

A ballot shortage during South Korea's June 3 election sparked claims of Chinese interference — and a reporter covering the protests became a target herself.

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Philosophy & EthicsPlausible72

Hanlon's Razor

Hanlon's Razor is the principle that simpler explanations rooted in error or incompetence should be favored over assumptions of malice or conspiracy.

Health & MedicinePlausible72

Hormesis

Hormesis is the principle that low doses of potentially harmful stressors trigger adaptive responses that increase resilience and protective capacity.

South Korea's Ballot Shortage Was Mismanagement, Not Fraud | JAPAN Forward

South Korea's ballot shortage sparked "China hacked the election" claims — but investigators say the real culprit was plain mismanagement, not foreign interference.

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Technology & InnovationPlausible72

Metcalfe's Law

Metcalfe's Law is the principle that a network's value grows exponentially with the square of its users, not linearly.

Technology & InnovationPlausible72

Moore's Law

Moore's Law is the principle that transistor density on computer chips doubles approximately every two years, enabling exponential growth in computing power.

Psychology & BehaviorPlausible72

Moral Licensing

Moral licensing is the tendency to engage in unethical behavior after performing virtuous acts, as if good deeds grant psychological permission for subsequent moral lapses.

Tom Holland says some of the "wildest" Spider-Man: Brand New Day theories are actually true

Tom Holland admits some fan theories about Spider-Man: Brand New Day are actually correct — raising the question of whether crowd-sourced guessing beats studio secrecy.

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Business & StrategyPlausible72

Parkinson's Law

Parkinson's Law is the principle that work expands to fill the time available for its completion, explaining why tasks consume whatever deadline you assign.

Technology & InnovationPlausible72

The Gartner Hype Cycle

The Gartner Hype Cycle is the principle that emerging technologies follow a predictable pattern of initial excitement, disillusionment, and eventual productive integration.

Part of: The 2026 US Midterm Elections

Poll shows Donald Trump underwater in home state of Florida heading into Midterms

Trump polling underwater in Florida — his home state — ahead of the midterms raises a sharp question: does political migration reshape a leader's base or erode it?

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Business & StrategyPlausible72

The Innovator's Dilemma

The Innovator's Dilemma is the principle that successful companies pursuing rational strategies to serve existing customers become vulnerable to disruptive innovations from simpler, cheaper competitors.

Culture & SocietyPlausible72

The Overton Window

The Overton Window is the idea that acceptable political discourse operates within a shifting range of opinion, moving ideas from unthinkable fringe to mainstream policy over time.

The ACOTAR theories are apparently back in full swing. I don't remember if I posted ... - Instagram

A Court of Thorns and Roses fan theories are surging again — what keeps a finished fantasy series pulling readers back into speculation mode?

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Business & StrategyPlausible72

The Peter Principle

The Peter Principle is the idea that people rise through hierarchies until promoted to a level where they lack the skills to perform competently.

Culture & SocietyPlausible62

Six Degrees of Separation

Six Degrees of Separation is the principle that any two people on Earth are connected through at most six social intermediaries.

London Residents to Fight Chinese Embassy in Court - Domino Theory

Residents of Royal Mint Court are heading to court on July 14 to block China's approved embassy — a David-vs-Goliath planning fight with geopolitical stakes.

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Psychology & BehaviorContested52

Broken Windows Theory

Broken Windows Theory is the principle that unrepaired signs of disorder signal neglect and enable escalating crime if left unchecked.

Psychology & BehaviorContested45

Maslow's Hierarchy of Needs

Maslow's Hierarchy of Needs is the principle that human motivation progresses through levels from basic physiological survival to self-actualization.

Part of: The Disappearance of Nancy Guthrie

Former FBI agent believes Guthrie ransom notes may have been written with AI

A former FBI agent thinks the ransom notes in Nancy Guthrie's abduction were written by AI — raising the question of whether criminals are now outsourcing their words to algorithms.

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Physics

The Explanatory Reach of Quantum Field Theory and String Theory

What physics' deepest frameworks — quantum field theory and string theory — actually explain about how the world is built, and where their reach runs out.