# ThinkBetter

> ThinkBetter is an iOS/Android app that teaches mental models and cognitive biases through short deep-dives, examples, quizzes and audio. This site has a free reference page for every concept in the app.

Every content page on this site has a markdown version: append `.md` to its URL.
Requests with `Accept: text/markdown` receive markdown at the canonical URL.

## Cognitive biases

- [Loss Aversion Bias](https://thinkbetter.app/cognitive-biases/loss-aversion-bias.md): We often feel the pain of losing something more…
- [The Ben Franklin Effect](https://thinkbetter.app/cognitive-biases/ben-franklin-effect.md): Someone who does a favor for another is more likely to…
- [The Baader-Meinhof Phenomenon](https://thinkbetter.app/cognitive-biases/baader-meinhof-phenomenon.md): When something you've recently learned or paid…
- [The False Consensus Effect](https://thinkbetter.app/cognitive-biases/false-consensus-effect.md): We tend to think more people share our beliefs and…
- [Anchoring Bias](https://thinkbetter.app/cognitive-biases/anchoring-bias.md): Anchoring Bias is the tendency to overly rely on the…
- [Dunning-Kruger Effect](https://thinkbetter.app/cognitive-biases/dunning-kruger-effect.md): Individuals with low ability or knowledge/experience…
- [Negativity Bias](https://thinkbetter.app/cognitive-biases/negativity-bias.md): Predisposition to prioritize and remember negative…
- [Survivorship Bias](https://thinkbetter.app/cognitive-biases/survivorship-bias.md): The focus on successful outcomes while overlooking…
- [Scarcity Bias](https://thinkbetter.app/cognitive-biases/scarcity-bias.md): The tendency to value and desire something more when it…
- [Sunk Cost Fallacy](https://thinkbetter.app/cognitive-biases/sunk-cost-fallacy.md): The tendency to continue something once an investment…
- [Hindsight Bias](https://thinkbetter.app/cognitive-biases/hindsight-bias.md): The tendency to believe, after an event has occurred…
- [Ostrich Effect](https://thinkbetter.app/cognitive-biases/ostrich-effect.md): The tendency to avoid or ignore negative or unpleasant…
- [Fundamental Attribution Error](https://thinkbetter.app/cognitive-biases/fundamental-attribution-error.md): People often attribute someone's behavior to their…
- [Default Effect](https://thinkbetter.app/cognitive-biases/default-effect.md): People tend to stick with the pre-defined options or…
- [Ambiguity Effect](https://thinkbetter.app/cognitive-biases/ambiguity-effect.md): People tend to avoid options with unknown probabilities…
- [Base Rate Fallacy](https://thinkbetter.app/cognitive-biases/base-rate-fallacy.md): Ignoring general (usually statistical) information…
- [Zero-sum Thinking](https://thinkbetter.app/cognitive-biases/zero-sum-thinking.md): Assuming that one person's gain is directly balanced by…
- [Rosy Retrospection](https://thinkbetter.app/cognitive-biases/rosy-retrospection.md): People tend to remember past events more positively…
- [In-Group Bias](https://thinkbetter.app/cognitive-biases/in-group-bias.md): People tend to favor members of their own group over…
- [Cognitive Dissonance](https://thinkbetter.app/cognitive-biases/cognitive-dissonance.md): The mental discomfort experienced by a person who holds…
- [Availability Heuristic](https://thinkbetter.app/cognitive-biases/availability-heuristic.md): People tend to rely on immediate examples that come to…
- [Confirmation Bias](https://thinkbetter.app/cognitive-biases/confirmation-bias.md): People tend to favor information that confirms their…
- [Gambler’s Fallacy](https://thinkbetter.app/cognitive-biases/gamblers-fallacy.md): The mistaken belief that if something happens more…
- [Empathy Gap](https://thinkbetter.app/cognitive-biases/empathy-gap.md): Underestimating the influence of emotional states on…
- [Endowment Effect](https://thinkbetter.app/cognitive-biases/endowment-effect.md): We value things more just because we own them.
- [Zeigarnik Effect](https://thinkbetter.app/cognitive-biases/zeigarnik-effect.md): We remember uncompleted or interrupted tasks better…
- [Hyperbolic Discounting](https://thinkbetter.app/cognitive-biases/hyperbolic-discounting.md): We prefer immediate rewards over future benefits, even…
- [Framing Effect](https://thinkbetter.app/cognitive-biases/framing-effect.md): How information is presented shapes our decisions and…
- [Curse of Knowledge](https://thinkbetter.app/cognitive-biases/curse-of-knowledge.md): We find it hard to imagine not knowing something once…
- [Barnum Effect](https://thinkbetter.app/cognitive-biases/barnum-effect.md): We tend to accept vague, general personality…
- [Halo Effect](https://thinkbetter.app/cognitive-biases/halo-effect.md): We tend to judge a person's overall character based on…
- [Impact Bias](https://thinkbetter.app/cognitive-biases/impact-bias.md): We tend to overestimate the intensity and duration of…
- [Salience Bias](https://thinkbetter.app/cognitive-biases/salience-bias.md): We tend to focus on the most noticeable or striking…
- [Groupthink](https://thinkbetter.app/cognitive-biases/groupthink.md): We tend to conform to group opinions, often suppressing…
- [Mere Exposure Effect](https://thinkbetter.app/cognitive-biases/mere-exposure-effect.md): We tend to develop a preference for things simply…
- [Bystander Effect](https://thinkbetter.app/cognitive-biases/bystander-effect.md): We are less likely to help someone in need when other…
- [Availability Cascade](https://thinkbetter.app/cognitive-biases/availability-cascade.md): We tend to believe something is more true or important…
- [Hawthorne Effect](https://thinkbetter.app/cognitive-biases/hawthorne-effect.md): People tend to change their behavior when they know…
- [Illusion of Control](https://thinkbetter.app/cognitive-biases/illusion-of-control.md): We tend to overestimate our ability to control events…
- [Narrative Fallacy](https://thinkbetter.app/cognitive-biases/narrative-fallacy.md): We have a tendency to create stories to explain events…

## Mental models

- [Hanlon's Razor](https://thinkbetter.app/mental-models/hanlons-razor.md): Never attribute to malice that which can be adequately…
- [Inversion](https://thinkbetter.app/mental-models/inversion.md): Instead of considering what you need to achieve a goal…
- [Bounded Rationality](https://thinkbetter.app/mental-models/bounded-rationality.md): Our ability to make rational decisions is limited by…
- [Circle of Competence](https://thinkbetter.app/mental-models/circle-of-competence.md): The Circle of Competence emphasizes understanding and…
- [Occam's Razor](https://thinkbetter.app/mental-models/occams-razor.md): When presented with multiple explanations for a…
- [Map is Not The Territory](https://thinkbetter.app/mental-models/map-is-not-the-territory.md): Our perception or representation of reality is not…
- [Regression to the Mean](https://thinkbetter.app/mental-models/regression-to-the-mean.md): Regression to the mean is the statistical phenomenon…
- [Parkinson's Law](https://thinkbetter.app/mental-models/parkinsons-law.md): Work expands to fill the time available for its…
- [Law of Diminishing Returns](https://thinkbetter.app/mental-models/law-of-diminishing-returns.md): After a certain point, each additional unit of input…
- [Pareto Principle](https://thinkbetter.app/mental-models/pareto-principle.md): aka the 80/20 rule, says that is common for roughly 80%…
- [Bayes' Theorem](https://thinkbetter.app/mental-models/bayes-theorem.md): Probabilities (or the likelihood of something…
- [Probabilistic Thinking](https://thinkbetter.app/mental-models/probabilistic-thinking.md): Decisions or predictions are based on probabilities…
- [Second-Order Thinking](https://thinkbetter.app/mental-models/second-order-thinking.md): We should consider and plan for the consequences of the…
- [Pygmalion Effect](https://thinkbetter.app/mental-models/pygmalion-effect.md): People tend to perform according to the expectations…

## About the app

- iOS: https://apps.apple.com/app/id6459831884
- Android: https://play.google.com/store/apps/details?id=io.ventureship.braintricks