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Argument From Authority Fallacy

Updated Apr 4, 2023

The Argument from Authority Fallacy: Why You Should Think Twice Before Accepting Someone's Word

As humans, we often rely on experts, leaders, and influential figures to guide our understanding of the world. Whether it's in politics, science, or everyday decision-making, we tend to trust the information provided by those we perceive as knowledgeable and credible. However, it is important to recognize that blind acceptance of an argument based solely on the authority of the person making it can lead us astray. This is known as the "Argument from Authority Fallacy," and in this article, we will explore why you should think twice before accepting someone's word solely because of their authority.

Understanding the Argument from Authority Fallacy

The Argument from Authority Fallacy occurs when an argument's validity is based on the authority or expertise of the person making the claim, rather than on the evidence or reasoning behind it. In simple terms, it is the mistaken belief that something must be true simply because someone in a position of authority or expertise says it is.

While it is true that experts and authorities possess valuable knowledge in their respective fields, it is crucial to remember that even experts can make mistakes, have biases, or promote personal agendas. Therefore, blindly accepting their claims without questioning or critically evaluating the evidence can be a risky move.

Examples of the Argument from Authority Fallacy

To better understand the implications of this fallacy, let's explore a few examples:

Example 1: Celebrity endorsements

We often see celebrities endorsing products or services in advertisements. While their fame and popularity make them influential figures, their authority in a particular field may not be as strong. Buying a skincare product solely because a famous actor claims it is effective without considering scientific evidence or consulting a dermatologist would be an example of falling for the Argument from Authority Fallacy.

Example 2: Political speeches

Politicians frequently use the Argument from Authority Fallacy to convince voters. They may cite their experience or position as evidence for their policies or beliefs without offering substantial evidence or logical reasoning. Accepting their claims without questioning their validity can lead to misguided decisions and uninformed voting.

Example 3: Health-related advice

Medical professionals possess extensive knowledge and expertise in their field. However, it is important to remember that the medical community is not exempt from disagreement or evolving knowledge. Relying solely on a single doctor's authority for a treatment plan without seeking second opinions or researching alternative options can result in inadequate care or missed opportunities for better outcomes.

Overcoming the Argument from Authority Fallacy

Recognizing and avoiding the Argument from Authority Fallacy is crucial for critical thinking and making well-informed decisions. Here are a few strategies to help you navigate around this fallacy:

Evaluate the evidence

When presented with an argument, take the time to evaluate the evidence supporting it. Look beyond the person's authority and consider whether the evidence is robust, reliable, and supported by reputable sources. Remember that a strong argument relies on solid proof, not just the stature of the person making the claim.

Consider alternative viewpoints

Challenge yourself to seek out alternative viewpoints and perspectives on the subject matter. Just because an authority figure supports a particular view does not mean it is the only valid perspective. Engaging with different opinions and evaluating their evidence will help you form a more well-rounded understanding.

Consult multiple authorities

Rather than relying solely on one person's authority, consider consulting multiple experts or sources within the field. By doing so, you can gain a broader understanding of the topic and identify areas of consensus or disagreement among authorities. This approach enables you to form a more informed opinion or make a better decision.

Trust but verify

While it is important to respect and value the expertise of authorities, it is equally crucial to verify their claims independently. Fact-checking, cross-referencing information, and seeking reliable sources can help you distinguish between well-supported arguments and baseless claims.


The Argument from Authority Fallacy reminds us that even the most knowledgeable and influential individuals can make mistakes or have motives that may cloud their judgment. By critically evaluating evidence, considering alternative viewpoints, consulting multiple authorities, and verifying information, we can avoid falling into this fallacy and make well-informed decisions. Embrace skepticism and take an active role in seeking truth and knowledge, rather than passively accepting claims based solely on authority.

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