Glossary

ad hominem attack

a logical fallacy where someone attacks the speaker rather than the argument, as a means of invalidating the argument

appeal to authority

when someone claims a belief must be true solely because an authority figure said so, without critically examining whether the authority is relevant or reliable

argument

in the context of logic, the claim that's being made, including how that claim is backed up

artificial intelligence

computer systems that are built to perform tasks that typically require human intelligence

belief

something we hold to be true regardless of evidence and reasoning

better-than-average effect

the tendency to overestimate our ability relative to other people

burden of proof

the idea that it's the responsibility of the person making a claim to provide evidence for it

burden shifting

improperly shifting the burden of proof to distract from a lack of evidence for a claim

cognitive bias

the systematic ways our minds can lead us to misjudge, misunderstand, or ignore information

confirmation bias

the tendency to look for, notice, and believe information that supports what you already think, while ignoring or dismissing information that challenges your beliefs

conjunction fallacy

a cognitive bias where people incorrectly assume that a specific combination of events is more likely than one of the individual events within that combination

correlation

any statistical relationship, whether causal or not, between two random variables

correlation-causation error

when we incorrectly assume that because there is a correlation between two things, one must be causing the other

critical thinking

the practice of carefully analyzing information, beliefs, and arguments in order to make well-reasoned decisions, form justified beliefs, and avoid being misled

cynicism

the belief that people’s motives are always selfish, dishonest, or corrupt, and that nothing is really trustworthy or worth believing

deception

when content obscures its origin, distorts meaning, or misrepresents reality, often to exploit cognitive biases or provoke emotional responses

epistemology

the study of how we know what we know

evidence

information offered to support or refute a belief; strong evidence can be observed, measured, independently verified, and cannot be accounted for by other explanations

extremism

a rigid and inflexible commitment to an idea, characterized by a complete unwillingness to even engage with evidence

factual relativism

the assertion that all ideas are inherently equal and valid, regardless of their content or the evidence to support them

false dilemma

when someone frames a situation as having only a very limited set of choices -- usually two -- when more actually exist; (also called a false dichotomy)

false equivalence

a logical fallacy where someone is inaccurately equating two things as being equal

falsifiable

able to be potentially proven wrong through observation and experimentation

gambler's fallacy

the mistaken belief that past random events can influence future outcomes in independent events

general AI

replicating flexible, adaptive human intelligence in a single AI system

group identity

how you view yourself in the context of a group you feel you belong to

halo effect

a cognitive bias where we assume that because someone is good, smart, or credible in one domain, they must be equally trustworthy in others

hasty generalization

when someone draws a conclusion about a group, trend, or idea based on a small or unrepresentative sample

heuristics

mental shortcuts our brains use to quickly make decisions

Illusory Truth Effect

the tendency to believe something is true simply because we've had repeated exposure to it

inevitability language

the use of words and phrases that suggest something is certain and unavoidable

intuition

the immediate sense that something is true or accurate without consciously thinking through reasons or evidence

knowledge

something we hold to be true that's supported by verifiable evidence and reasoning; justified belief

Large Language Model

a type of AI that has been trained on a vast amount of data so that what it generates is much more complex

logic

the set of rules and principles we use to determine whether a conclusion correctly follows from the information or assumptions of an argument

logical fallacy

an error in reasoning that undermines the logic of an argument

loss aversion

our tendency to feel the pain of a loss more intensely than the pleasure of an equivalent gain

media

any channel or method of communication

media literacy

the ability to access, understand, analyze, evaluate, and create media in a critical and informed way

metacognition

the awareness and understanding of one's own thought processes

misinformation

false, inaccurate, or misleading information

moral panic

a disproportionate reaction to a perceived social problem, where the fear is often greater than the actual threat

motivated reasoning

the tendency for people to process information in a way that reaches a conclusion they want to be true

narrow AI

smaller AI systems designed to perform a very limited and specific set of tasks

objective

something about the world that can be observed and tested independent of personal feelings

personal identity

how you view yourself as an individual

positive claim

an assertion that something exists, is true, or has occurred

principle of charity

assuming the most reasonable and rational interpretation of someone's statement or argument, even if it's flawed, before criticizing it

reasoning

the process by which we analyze and evaluate evidence and arguments

red herring

a logical fallacy where something irrelevant is introduced to distract from the actual argument

rhetorical strategy

any deliberate technique a speaker or writer uses to persuade, influence, or shape how an audience thinks or feels about an issue

scraping

the process by which AI extracts large amount of data from online sources

selective attention

selecting and focusing on particular stimuli while simultaneously suppressing irrelevant or distracting information

slippery slope argument

when someone asserts that accepting one idea or policy will unavoidably lead to a series of negative outcomes, without showing clear evidence for how or why those outcomes would actually follow

status quo bias

when faced with a decision involving change, we tend to choose the option that keeps things as they are, even if there may be benefits to alternatives

straw man argument

a logical fallacy where someone attacks a distorted, exaggerated, or oversimplified version of the argument that is actually being made

subjective

based on personal feeling and preference; cannot be "true" or "false"

whataboutism

a type of red herring, where someone deflects criticism or scrutiny by pointing to someone else’s wrongdoing

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Decoding Deception Copyright © 2025 by Diana Daly and Kainan Jarrette is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License, except where otherwise noted.