Logical Fallacies

Topics: Fallacy, Critical thinking, Argumentation theory Pages: 2 (693 words) Published: February 8, 2006
A fallacy is an error in reasoning, which differs from factual error in that errors are simply wrong about the facts. A fallacy can occur in any kind of discussion, argument, or reading. For the purposes of this paper, the fallacies discussed will pertain to arguments. A fallacious argument is an argument in which the premises given for the conclusion do not provide the needed degree of support (Atheism Web). Fallacies of distraction attempt to distract from the falsity of an argument by the illegitimate use of logical operators (Stephen's Guide to Logical Fallacies).

False Dilemma. In this fallacy, the distraction lies in the wording of the argument. It is worded so that we are only given two alternatives. One of which is sometimes so outrageous as to be unacceptable, while the other is usually being argued for. This argument is deceptive because if carefully constructed, it has a valid form but it ignores the possibility that there may be more than two alternative actions (Stephen's Guide to Logical Fallacies). For example: ‘Either we furlough all federal employees, or the Country will go bankrupt by the end of October.' The reason this argument is valid, yet not sound is that there are some other options which can be used to prevent national bankruptcy (Atheism Web). Some examples are subtler: "If you think education is expensive, try ignorance" (Harvard President Derek Bok, 1978). While it is true that some education is better than none, the education we receive does not need to cost as much Harvard or be as formal as an Ivy League education.

Ad ignorantium. Argumentum ad ignorantium is Latin for "argument from ignorance." This fallacy occurs when it is argued that something must be true simply because it has not been proven false. Conversely, something is false simply because it has not been proven true (Stephen's Guide to Logical Fallacies). One of the few exceptions of the use of this argument is in the American justice system where one is...

References: Atheism Web (n.d.). Logic and Fallacies. Retrieved July 24, 2004 from
Bok, Derek (n.d). Retrieved July 24, 2004 from
Downes, Stephen (n.d.). Stephen 's Guide to Logical Fallacies. Retrieved July 24, 2004, from
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