Dear Educators!

It’s great to be back after a three-week break (thanks to a tough bout of COVID-19, yikes!). I’m feeling much better now and ready to dive back into things with a renewed sense of gratitude for my health.

Today we often find ourselves feeling drained by conversations that lack logical reasoning. Whether it’s debunking myths, untangling flawed arguments, or simply trying to make sense of the nonsensical, the cognitive load can be overwhelming.

So this week I am going back to some basics, and talking about logical fallacies. Something I have consistently brought to all my classrooms over the years.

Let’s dive in!

— Sarah


Why Logic?

As educators, we strive for clarity in both our thinking and how we present information to students. However, the information overload and flawed arguments prevalent in today’s world can make this incredibly challenging.

Logic, the cornerstone of clear thinking and sound reasoning, offers a powerful solution to these challenges. It equips us and our students with the tools to analyze information effectively, identify fallacies, and construct well-supported arguments.

Additionally, The World Economic Forum’s Future of Jobs 2023 report highlights the critical role of analytical thinking in the job market. Not only is it currently the most sought-after skill by companies, making up over 9% of their core skill needs, but it’s also projected to see the biggest growth in demand (72%) over the next five years.

However, there are often roadblocks along this path – logical fallacies.

Cognitive skills top the list for 2023. Image: World Economic Forum

Cognitive skills top the list for 2023. Image: World Economic Forum

Logical Fallacies: The Troublemakers of Clear Thinking

Imagine a logical fallacy as a trick or trap in your thinking. It might sound convincing on the surface, but it contains a flaw in reasoning that can lead to misleading conclusions.

These mistakes in reasoning typically consist of an argument and a premise that does not support the conclusion. There are two main categories of fallacies: formal fallacies, which have a flawed structure regardless of content, and informal fallacies, which rely on misleading arguments or irrelevant information.


8 Common Logical Fallacies to Know

There are so many different fallacies it’s impossible to cover them all in one go. However, here are eight of the most common fallacies that can significantly impact critical thinking skills, both in and out of the classroom.

1) Appeal to Popularity (Bandwagon Fallacy): “All my friends are binge-watching this new TV show, so it must be amazing.”

  • Assuming something is true because many people believe it can lead to accepting ideas without critically evaluating them and inhibit independent thinking.

2) False Dilemma (False Dichotomy): “Either you’re with us or against us.”

  • Presenting only two extreme options, and ignoring other solutions, forces people to choose one and potentially overlook other important possibilities or perspectives.

3) Hasty Generalization: “I met one rude person from that city, so everyone from there must be rude.”

  • Drawing conclusions based on limited or unrepresentative evidence can lead to harmful stereotypes and prejudices.

4) Ad Hominem: “You only believe in climate change because you’re a tree hugger.”

  • Attacking the person rather than addressing their argument can hinder healthy debate and discourage people from expressing their ideas respectfully.

5) Circular Argument: “I deserve to win because I’m the best player.”

  • Restating the conclusion rather than supporting it with evidence hinders understanding and discourages critical thinking by failing to provide support.

6) Appeal to Emotion: “If you don’t buy this product, you’ll be missing out on all the fun everyone else is having.”

  • Manipulating emotions to sway opinions can cloud judgment and prevent people from critically evaluating information or arguments, hindering ability to make informed decisions.

7) Anecdotal Evidence: “My friend’s brother didn’t study for the test and still got an A. So, studying must not be that important for doing well.”

  • Using personal experience or isolated examples to make a general claim can lead to unreliable conclusions, hindering critical analysis.

8) Cherry Picking: “Look at these reviews for the new school lunch options. Everyone’s saying how great they are! Ignore the few negative comments; those students probably just don’t like change.”

  • Presenting only evidence that supports one’s argument while ignoring contradictory information can lead to biased or incomplete assessments and hinder sound decision-making.


Avoiding the Fallacy Fallacy

While identifying and understanding logical fallacies is crucial, it’s important to avoid falling into the fallacy fallacy. This fallacy occurs when someone rejects a conclusion solely because the argument presented contains a fallacy.

It’s important to remember that just because an argument is fallacious doesn’t necessarily mean the conclusion is false. There could be other, valid arguments that support the same conclusion.

Therefore, when encountering an argument, it’s crucial to:

  • Identify any fallacies present.
  • Evaluate the evidence presented for the conclusion, regardless of the fallacies.
  • Consider alternative explanations or arguments for the same conclusion.

By adopting and teaching this approach, we all become more discerning consumers of information and avoid being misled by both flawed reasoning and the fallacy fallacy itself.


Wrapping up

Logic, the cornerstone of clear thinking and sound reasoning, offers a powerful solution to navigating the information overload in today’s society. It equips us with the tools to analyze information effectively, identify fallacies, and construct well-supported arguments.

By keeping these top of mind and teaching students the tools to identify and avoid fallacies, we all become more equipped to navigate the information landscape with greater confidence and clarity. This, in turn, contributes to a more enriching learning environment for all.

🖖 Live long and prosper, friends!

Sarah Mae
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Hi–I’m Sarah Mae. I help educators maintain a healthy work-life balance throughout the school year and teach their students to do the same.

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