background preloader

Logical Fallacies

Facebook Twitter

A Beginner's Guide to Logical Fallacy. Logical Fallacies: The Fallacy Files. Common fallacies. List of common fallacies Compiled by Jim Walker originated: 27 July 1997 additions made: 01 Dec. 2009 You don't need to take drugs to hallucinate; improper language can fill your world with phantoms and spooks of many kinds.

Common fallacies

-Robert A. Wilson When arguing with someone in an attempt to get at an answer or an explanation, you may come across a person who makes logical fallacies. Such discussions may prove futile. You might try asking for evidence and independent confirmation or provide other hypotheses that give a better or simpler explanation. If this fails, try to pinpoint the problem of your arguer's position. William D. Audio file: Monica Victor (monicavictor82@gmail.com) made an audio file of the above article for people who have visual impairments or for those who prefer to listen through their mp3 players rather than read.

Perfect solution fallacy. By Tim Harding “The perfect is the enemy of the good.” — Voltaire “Nobody made a greater mistake than he who did nothing because he could do only a little.” – Edmund Burke The Perfect Solution Fallacy (also known as the ‘Nirvana Fallacy‘) is a false dichotomy that occurs when an argument assumes that a perfect solution to a problem exists and/or that a proposed solution should be rejected because some part of the problem would still exist after it were implemented.

Perfect solution fallacy

In other words, that a course of action should be rejected because it is not perfect, even though it is the best option available. Thou shalt not commit logical fallacies. Fallacie logiche, fallacies, fallacie. - Presentazione: principali fallacie. Logic and Fallacies. La fallace inversione dell'onere della prova. ©Ssosay.

La fallace inversione dell'onere della prova

La strada per l’inferno è lastricata di mattoni gialli. La maggior parte delle persone che visita questo blog è probabilmente familiare con il concetto di strawman, tipicamente reso in italiano con l’agghiacciante traduzione a stampo “uomo di paglia” al posto del più elegante “spaventapasseri”; è quella fallacia logica informale per cui invece di “attaccare” la posizione del proprio “avversario” in un dibattito, gli si attribuisce una posizione o argomentazione che l’altra parte non ha mai sostenuto, ma in modo che sia abbastanza simile da ingannare i tordi.

La strada per l’inferno è lastricata di mattoni gialli

Utopia Razionale: 10 argomentazioni (controvertibili) che provano l'esistenza di Dio. Reason. Top 10 Thinking Traps Exposed. Our minds set up many traps for us. Unless we’re aware of them, these traps can seriously hinder our ability to think rationally, leading us to bad reasoning and making stupid decisions. Features of our minds that are meant to help us may, eventually, get us into trouble. Here are the first 5 of the most harmful of these traps and how to avoid each one of them. 1. 10 Problems With How We Think. By Ross Pomeroy By nature, human beings are illogical and irrational.

10 Problems With How We Think

For most of our existence, survival meant thinking quickly, not methodically. The Just World Theory. The Just World Theory By Claire Andre and Manuel Velasquez Afterwards, they said that the 22-year-old woman was bound to attract attention.

The Just World Theory

She was wearing a white lace miniskirt, a green tank top, and no underwear. At knife-point, she was kidnapped from a Fort Lauderdale restaurant parking lot by a Georgia drifter and raped twice. But a jury showed little sympathy for the victim. The verdict of the jurors in the Fort Lauderdale rape trial may have been influenced by a widespread tendency to believe that victims of misfortune deserve what happens to them. Research Shows That the Smarter People Are, the More Susceptible They Are to Cognitive Bias. Editors’ Note: The introductory paragraphs of this post appeared in similar form in an October, 2011, column by Jonah Lehrer for the Wall Street Journal.

Research Shows That the Smarter People Are, the More Susceptible They Are to Cognitive Bias

We regret the duplication of material. Here’s a simple arithmetic question: A bat and ball cost a dollar and ten cents. The bat costs a dollar more than the ball. How much does the ball cost? The vast majority of people respond quickly and confidently, insisting the ball costs ten cents. For more than five decades, Daniel Kahneman, a Nobel Laureate and professor of psychology at Princeton, has been asking questions like this and analyzing our answers. Why We Believe Our Own Lies.

0 Share Synopsis The power of cognitive dissonance in our daily lives. Leon Festinger was an American social psychologist, responsible for the development of the Theory of Cognitive Dissonance, which suggests that when people are persuaded to say things and to behave in ways that are inconsistent with their beliefs, an uncomfortable psychological tension is aroused. Why People "Fly from Facts" “There was a scientific study that showed vaccines cause autism.”

Why People "Fly from Facts"

“Actually, the researcher in that study lost his medical license, and overwhelming research since then has shown no link between vaccines and autism.” “Well, regardless, it’s still my personal right as a parent to make decisions for my child.” Does that exchange sound familiar: a debate that starts with testable factual statements, but then, when the truth becomes inconvenient, the person takes a flight from facts. As public debate rages about issues like immunization, Obamacare, and same-sex marriage, many people try to use science to bolster their arguments.

And since it’s becoming easier to test and establish facts—whether in physics, psychology, or policy—many have wondered why bias and polarization have not been defeated. Top 10 Common Faults In Human Thought. Humans The human mind is a wonderful thing.

Top 10 Common Faults In Human Thought

Cognition, the act or process of thinking, enables us to process vast amounts of information quickly. For example, every time your eyes are open, you brain is constantly being bombarded with stimuli. The Baloney Detection Kit: Carl Sagan’s Rules for Bullshit-Busting and Critical Thinking. Carl Sagan was many things — a cosmic sage, voracious reader, hopeless romantic, and brilliant philosopher.

The Baloney Detection Kit: Carl Sagan’s Rules for Bullshit-Busting and Critical Thinking

But above all, he endures as our era’s greatest patron saint of reason and common sense, a master of the vital balance between skepticism and openness. In The Demon-Haunted World: Science as a Candle in the Dark (public library) — the same indispensable volume that gave us Sagan’s timeless meditation on science and spirituality, published mere months before his death in 1996 — Sagan shares his secret to upholding the rites of reason, even in the face of society’s most shameless untruths and outrageous propaganda. Tim Harding's writings on rationality, informal logic and skepticism. A List Of Fallacious Arguments. Attacking the person instead of attacking his argument. For example, "Von Daniken's books about ancient astronauts are worthless because he is a convicted forger and embezzler.

" (Which is true, but that's not why they're worthless.) Another example is this syllogism, which alludes to Alan Turing's homosexuality: Turing thinks machines think. Turing lies with men. (Note the equivocation in the use of the word "lies".) Fallacies. Dr. Michael C. Labossiere, the author of a Macintosh tutorial named Fallacy Tutorial Pro 3.0, has kindly agreed to allow the text of his work to appear on the Nizkor site, as a Nizkor Feature. It remains © Copyright 1995 Michael C. Labossiere, with distribution restrictions -- please see our copyright notice. If you have questions or comments about this work, please direct them both to the Nizkor webmasters (webmaster@nizkor.org) and to Dr.

Rhetological Fallacies. Logical Fallacies. Stephen Downes Guide to the Logical Fallacies. Dieci errori concettuali in materia di libero arbitrio. Home - Keys on logic. An Illustrated Book of Bad Arguments. The Adventures of Fallacy Man. The Adventures of Fallacy Man It's a good thing Fallacy Man didn't think of responding with 'Fallacy Fallacy' back, or they would have gotten into an infinite regress of logic and reason Permanent Link to this Comic: Support the comic on Patreon <map name="admap76971" id="admap76971"><area href=" shape="rect" coords="0,0,728,90" title="" alt="" target="_blank" /></map><table cellpadding="0" cellspacing="0" style="width:728px;border-style:none;background-color:#ffffff;"><tr><td><img src=" style="width:728px;height:90px;border-style:none;" usemap="#admap76971" alt="" /></td></tr><tr><td style="background-color:#ffffff;" colspan="1"><center><a style="font-size:10px;color:#0000ff;text-decoration:none;line-height:1.2;font-weight:bold;font-family:Tahoma, verdana,arial,helvetica,sans-serif;text-transform: none;letter-spacing:normal;text-shadow:none;white-space:normal;word-spacing:normal;" href=" target="_blank">Ads by Project Wonderful!

Saturday Morning Breakfast Cereal - The Life of a Puppet. How to Disagree. By Paul Graham / paulgraham.com The web is turning writing into a conversation. Twenty years ago, writers wrote and readers read. The web lets readers respond, and increasingly they do—in comment threads, on forums, and in their own blog posts. Many who respond to something disagree with it. That's to be expected. The result is there's a lot more disagreeing going on, especially measured by the word. If we're all going to be disagreeing more, we should be careful to do it well. Anti-pattern. Da Wikipedia, l'enciclopedia libera. Culto del cargo. Da Wikipedia, l'enciclopedia libera.