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Workshop for Debate Teachers
ECUST—CDEN Workshop for Debate Teachers June 4 – 5, 2016 Identifying Fallacies of Argument
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Johnson & Blair’s Model of Argument Cogency
RSA Triangle: Criteria a good argument must meet. Relevance Acceptability Sufficiency
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Johnson & Blair’s Model applied to the Structure of Argument
Logically Adequate (More or Less) Acceptable ??? Relevant ??? Sufficient ??? Link Evidence Claim
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Three Basic Fallacies:
#1: Problematic Premise Unacceptable Evidence Unsuccessful Claim
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Three Basic Fallacies:
#2: Irrelevant Reaon No link between claim and evidence Evidence Unsuccessful Claim
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Three Basic Fallacies:
#3: Hasty Conclusion Evidence 1 Insufficient link between claim and evidence Evidence 1 Unsuccessful Claim Evidence 1
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