Khan Academy: Fallacies: Begging the Question

In this video, Julianne Chung offers a brief introduction to ad hominem fallacies or fallacies of personal attack. She surveys six different types (abusive ad hominem, circumstantial ad hominem, tu quoque, guilt by association, genetic...

In this video, Paul describes the distinction between formal and informal fallacies.

In this video, Matthew C. Harris explains the fallacy of affirming the consequent, the formal fallacy that arises from inferring the converse of an argument. [3:25]

In this Wireless Philosophy video, Joseph Wu (University of Cambridge) introduces you to the red herring, a rhetorical device, and the fallacy that is often difficult to spot. A red herring occurs when something is introduced to an...

In this Wireless Philosophy video, Joseph Wu (University of Cambridge) introduces you to the slippery slope argument. This argument is that when one event occurs, other related events will follow, and this slippery slope will eventually...

In this Wireless Philosophy video, Joseph Wu (University of Cambridge) introduces you to the straw man fallacy. This fallacy is committed whenever someone misrepresents an opponent's claim in arguing against it. [5:58]

In this video, Paul Henne describes the fallacy of division, the informal fallacy that arises when we assume that the parts of some whole must have the same properties as the whole they make up. [4:51]

Joseph Wu (University of Cambridge) explains the fallacy of equivocation, the fallacy that occurs when the same term is used with different meanings in an argument. [6:29]

In this video, Jordan MacKenzie discusses a type of informal fallacy known as the argumentum ad populum fallacy, or the appeal to the people fallacy. This fallacy occurs when one attempts to establish the truth of a conclusion by...

In this video, Paul Henne describes the ad hominem fallacy, which is an informal fallacy that arises when someone attacks the person making the argument rather than their argument. He also describes the four subtypes of this fallacy. [8:10]