Some Brain Bugs look similar on the surface. These quick comparison pages help separate them cleanly.
Confusion slows learning. These pages put two close ideas side by side, show the one-line difference, and link you back to the bigger topic pages.
Quick Comparison
Appeal to Emotion uses feeling as the main proof, while Loaded Language uses emotionally charged wording to frame the issue before the proof is tested.
Quick Comparison
Base Rate Neglect ignores the big background numbers, while Availability Heuristic overweights whatever example comes to mind most easily.
Quick Comparison
A bias is the tilt in judgment, while a heuristic is the quick shortcut that may create that tilt.
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A fallacy is a broken move in the argument, while a bias is a mental tilt in how someone judges the facts.
Quick Comparison
Groupthink is a group decision process that suppresses dissent, while Social Proof Bias is a shortcut where other people's behavior feels like evidence.
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Halo Effect lets one admired trait shape your judgment, while Social Proof Bias lets other people's behavior shape your judgment.
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Hindsight Bias makes the outcome feel obvious after it happens, while Narrative Fallacy turns messy events into a neat story that feels more explanatory than it really is.
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Illusion of Knowledge is mistaking access to information for actual understanding, while Fluency Illusion is mistaking smooth processing for truth or learning.
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In-Group Bias gives your own group extra trust or lenience, while Outgroup Homogeneity Bias flattens another group into sameness.
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Just-World Hypothesis assumes outcomes reflect what people deserve, while Fundamental Attribution Error explains behavior too much through character and not enough through context.
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Outcome Bias judges whether the decision was good by looking at the ending, while Hindsight Bias makes the ending feel obvious after it has already happened.
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Outcome Bias judges the quality of the decision by how things ended, while Narrative Fallacy builds a tidy story that explains the ending too neatly.
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Overconfidence is being too sure overall, while the Illusion of Explanatory Depth is feeling sure you understand the mechanism when you do not.
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Projection Bias assumes another person thinks or feels like you do, while False Consensus Effect assumes lots of people probably agree with you.
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Sunk cost is staying because of what was already spent, while escalation of commitment is adding even more to defend the bad choice.
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Whataboutism points to some other problem somewhere else, while Tu Quoque points to the critic's own inconsistency.