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How To Teach a Healthy Dose of Skepticism?

c0d3h4x0r writes "It's no accident that 'whatcouldpossiblygowrong' is one of the most common tags applied by this community to stories about proposed ideas or laws. The ability to spot and predict faults is a big part of what makes a great engineer. It starts with having a healthy skepticism about the world, which leads to actual critical thinking. Many books and courses teach critical thinking skills, but what is the best way to encourage and teach someone to maintain a healthy dose of skepticism? Is it even a teachable skill, or is it just an innate part of the geek personality?"

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  1. Fail a lot? by NIckGorton · · Score: 5, Interesting

    The best way is personal experience. Have a strongly held belief effectively challenged and have an epic fail. Then don't do what most of humanity does and use cognitive dissonance defenses to justify why you are still incredibly smart despite the fact you were in this regard a complete tool.

    Generalize from your own experience and realize we are all flaming idiots but by using tools such as logic and the scientific method we can start to approach a modicum of cleverness. Then from that point on trust only 10% of what you hear and 50% of what you see, break a bunch of stuff while learning how not to break stuff as badly, and apply your skills to future problems.

    Oh, and I would recommend reading 'Why People Believe Weird Things' by Michael Shermer. He describes this in great detail and even describes one of his own epic failures (he was abducted by aliens - kinda hard to own up to for a skeptic.)

    1. Re:Fail a lot? by timholman · · Score: 5, Interesting

      The best way is personal experience. Have a strongly held belief effectively challenged and have an epic fail. Then don't do what most of humanity does and use cognitive dissonance defenses to justify why you are still incredibly smart despite the fact you were in this regard a complete tool.

      James Randi has a very easy and entertaining experiment that he often uses on high school and college classes. He asks every student to provide their name and birthday, and in turn promises a personalized horoscope for each of them. A couple of days later, he shows up and passes out the horoscopes. Each student reads his/her horoscope, then Randi asks for a show of hands for the people who feel that their horoscope is very accurate. Typically an overwhelming majority of students raise their hands. Then Randi asks each student to switch horoscopes with the person next to them, and of course the horoscopes are all identical.

      The first step to skepticism is to show people how easily they can fool themselves by wishful thinking. Randi's experiment (or something similar) would be a great lesson for students.
    2. Re:Fail a lot? by Reverend528 · · Score: 5, Interesting

      "Now, what's the difference between an invisible, incorporeal, floating dragon who spits heatless fire and no dragon at all?"

      I don't know. What's the difference between a universe full of other races that we've never heard from and a universe inhabited solely by us.

      I'm a fan of Carl Sagan, but I do find it kind of amusing that he would easily reject one idea that there is no evidence for (God), but so willingly embrace another idea for which there is no evidence (intelligent extraterrestrial life).

  2. It just comes naturally with experience by oldspewey · · Score: 5, Interesting

    Skepticism is just an offshoot of experience and the wisdom that (hopefully) comes with experience. After witnessing and experiencing a few spectacular failures in this life, the natural and healthy outcome is to develop a skeptical streak.

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  3. The Skeptical Environmentalist by mongoose(!no) · · Score: 5, Interesting

    Interesting book by Bjorn Lomborg, a Danish statistics professor. It has a lot of ancidotes about environmental policies and looking at the real impact of them. I don't agree with everything the author has to say, but it I thought it did a good job teaching critical thinking and encouraging people not to accept statistics at face value.

  4. Maybe it's just not human nature? by AmiMoJo · · Score: 5, Interesting

    In the UK we have this newspaper called the Daily Mail. Some people call it the Daily Hate Mail, because that's basically how it sells - it makes the reader angry. Every story is blatantly biased, designed to make your blood boil. There is always someone doing something stupid, someone to blame for every problem in the world. It's really obvious that it's actually a load of rubbish, but people seem to just have a natural tendency to like that sort of thing.

    Herman Gering admitted that the Nazi party used basically the same trick. The argument that you are being attacked, that other people are the cause of all your problems seems to be very compelling, perhaps because evolution makes the world competitive by nature and because if it's someone else's fault, it's not yours.

    A lot of men in particular seem to have a hard time admitting they are wrong too. Even if you point out how stupid their beliefs are, people have a hard time accepting it. So, when ideas come along that are even quite blatantly stupid people tend to latch on to them if they support their existing point of view.

    I think the only way to counter it is to teach philosophy and rational thinking from an early age. People seem to literally not know how to think, how to form a logical argument or dissect one in a rational manner.

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  5. It's a natural biproduct of critical thinking by Torinaga-Sama · · Score: 5, Interesting

    True skeptics aren't taught, they are usually forged through their own mistakes and misjudgments. In education it would behoove us to encourage mistake making as a learning tool instead of the current academic paradigm of grades and rankings.

    Of course I am a graduate of The Evergreen State College which has no grade system so apply salt liberally.

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  6. Read books on it by AdamHaun · · Score: 5, Interesting

    I don't think geeks are much more skeptical than other groups of people. Everyone thinks groupthink and bias don't apply to them, but the reality is a lot more subtle. A good book I've found for learning about innate human biases is How We Know What Isn't So by Thomas Gilovich. It's filled with examples of how pattern detection and reasoning are skewed by the same heuristics that make our brains so effective in the first place.

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