LLMs Develop Biases—Just Like People Do

Eric Torres • January 25, 2026

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And Why Your Business Needs to Be in Their Line of Sight Early

Gorilla in thought, hand to face, looking away, in front of a metal cage.

Let me start with a simple question.

If a friend moved to your town and asked,


“Where should I go for dinner?”


What would you say?

You wouldn’t pull out a spreadsheet.
You wouldn’t say “Well, statistically speaking…”

You’d answer based on:

  • Your experience
  • What you’ve seen over time
  • Who you trust
  • What’s been consistently good
  • And what’s been consistently talked about

In other words, you’d answer with a bias.

Not a bad one.
A human one.


Now here’s the important part:

👉 Large Language Models (LLMs) develop biases the exact same way.


Bias Isn’t a Bug—It’s a Feature

When people hear the word bias, they tend to think of something negative.
But in reality, bias is simply patterned preference based on experience.

Humans develop it naturally:

  • We favor restaurants we’ve heard praised repeatedly
  • We trust brands that show up everywhere and feel familiar
  • We recommend businesses that others we trust already recommend

LLMs work the same way—just at machine scale.

They don’t “think,” but they learn patterns:

  • What brands are mentioned often
  • Which sources are cited repeatedly
  • What entities are associated with trust, authority, and usefulness
  • What answers satisfy users most consistently

Over time, this creates preference.

And preference is bias.


The Town Restaurant Analogy (Why It Matters)

Think of an LLM like someone who just moved to town.

At first, they know nothing.

Then:

  • They hear people mention the same restaurant again and again
  • They notice certain businesses show up in articles, FAQs, and guides
  • They see consistent language around quality, trust, and expertise
  • They start connecting your name with a specific solution

Eventually, when someone asks:


“Who’s the best [service] provider?”

The LLM doesn’t “search.”
It recommends.

And it recommends based on the bias it’s developed.


Here’s the Catch: Bias Forms Early

This is where most businesses miss the opportunity.

LLMs are:

  • Actively learning
  • Constantly updating associations
  • Building long-term memory structures around entities and brands

If you wait until:

  • Everyone is talking about GEO
  • Your competitors are already referenced everywhere
  • The model already “knows” who the leaders are

You’re trying to change a bias, not form one.

That’s much harder.


Generative Engine Optimization (GEO): Becoming the Default Answer

Traditional SEO was about rankings.

GEO is about recommendation.

The goal isn’t:


“How do I get found?”

The goal is:


“How do I become the answer?”

GEO helps your business:

  • Appear consistently in the training and inference ecosystem
  • Be associated with clear problems and solutions
  • Build semantic trust and topical authority
  • Shape how LLMs understand your category—not just list you in it

You’re not chasing traffic.
You’re shaping perception.


Why Early Matters More Than Perfect

You don’t need to be everywhere.
You need to be early, clear, and consistent.

Just like people:

  • First impressions stick
  • Familiarity breeds trust
  • Repetition reinforces preference

The businesses LLMs “lean toward” in the future
are the ones showing up now with:

  • Clean, structured content
  • Clear positioning
  • Consistent messaging
  • Authority signals that make sense to machines

That’s how bias is formed.



The Takeaway

LLMs don’t wake up one day and decide who’s best.

They learn it.

Gradually.
Quietly.
Over time.

Just like a person learning which restaurant to recommend.

The question isn’t if LLMs will develop biases.

They already are.


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