[2]250209 - Critical Thinking

[2]250209 - Critical Thinking - CriticalThinking...

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Critical Thinking: Belief and Skepticism Psychology 101 Dave Van Valkenburg “There’s a sucker born every minute” -P.T. Barnum “Ubi dubium ibi libertas”: Where there is doubt, there is freedom. -Latin Proverb Keeping an open mind is a virtue, but “not so open that your brains fall out”. -James Oberg Belief • The mental act, condition, or habit of placing trust or confidence in another. • Mental acceptance of and conviction in the truth, actuality, or validity of something. Skepticism • A doubting or questioning attitude or state of mind. • The disbelief in any claims of ultimate knowledge. Media and Society: Believe the hype? • Alien Abductions • Spoon bending • Homeopathic medicine • Out of body experiences • Moon-madness • Lie detectors • Astrology • Chiropractic medicine • Crystals • Cold fusion • Precognition • 10% of the brain • Pyramid power • Detoxification foot pads
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The “FiLCHeRS” method of baloney detection (J. Lett) F alsifiability L ogic C omprehensiveness H onesty R eplicability S ufficiency Falsifiability It must be possible to conceive of evidence that would prove the claim false. • In other words: evidence matters. • Little green men. • Mystical Ted
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This note was uploaded on 04/13/2011 for the course PSYC 1101 taught by Professor Mannen during the Spring '11 term at Texas Brownsville.

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[2]250209 - Critical Thinking - CriticalThinking...

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