Entrepreneurs make hundreds of judgments every week.

Should I pursue this opportunity?

Is this customer really a good fit?

Should I hire, pivot, invest—or walk away?

The quality of those judgments depends on the quality of the thinking behind them.

Which is why critical thinking for entrepreneurs isn’t an academic exercise. It’s a business skill with a direct line to your revenue, your hiring, and your runway.

And here’s the uncomfortable part:

Being intelligent, educated, experienced, or successful doesn’t automatically make us good critical thinkers.

We may not even be very good at evaluating the quality of our own thinking.

Research on cognitive biases and overconfidence suggests that our perceptions of our own reasoning abilities aren’t always well calibrated. It’s a reminder that critical thinking is a skill that needs practice.

The Cost of Poor Thinking Is a Business Cost

Imagine a founder reads several enthusiastic articles about a new technology, sees competitors adopting it, and concludes:

We need to do this now.

Maybe that’s exactly the right decision.

But did the founder stop to ask:

✓  What evidence actually supports this?

✓  What assumptions am I making?

✓  What information am I ignoring?

✓  What would someone who disagrees with me say?

That’s not a technology problem.

It’s a thinking problem.

If that pattern feels familiar, you’re in good company. It’s the same trap I unpack in The Decision-Making Dilemma.

Better Thinking Is a Competitive Advantage

And there’s a competitive reason to care about this.

McKinsey research found that organizations that excel at decision-making make high-quality decisions quickly and execute them effectively. Respondents at these “decision-making winner” organizations were twice as likely as others to report financial returns of 20% or more from their most recent major decisions. For big bets, these organizations were more likely to explore assumptions and alternatives, seek information that could disconfirm their initial thinking, and deliberately surface counterarguments. (McKinsey & Company)

In other words, they didn’t just make decisions. They disciplined their thinking before making them.

And here’s the important point: the goal isn’t to think longer. It’s to think better.

Why Today’s Information Environment Makes a Tune-Up Worthwhile

We have more information available to us than any generation in history. But having access to information isn’t the same as knowing how to evaluate it.

Today’s information environment gives us fewer opportunities to practice sustained, analytical reading—and many more incentives to think fast rather than think well.

We skim. We scroll. We react. We consume headlines and sound bites.

And we increasingly encounter information designed to capture our attention rather than encourage us to examine an argument.

Cal Newport recently discussed Rose Horowitch’s reporting on declining reading habits, including data showing that the percentage of American adults who read for pleasure on a given day fell from 28% in 2004 to 16% in 2023. He also points to evidence of declining ability to work with longer texts. Read Newport’s discussion.

That doesn’t prove social media or shorter reading causes poor critical thinking. But it does suggest that the mental habits required for careful analysis deserve some deliberate exercise.

Think of it as cognitive conditioning.

Sustained attention is the raw material all of this runs on. If focus is your bottleneck, start there instead: Focus Is a Founder’s Superpower.

AI raises the stakes. The more analysis you delegate to a tool, the more the remaining work is judgment—deciding what to accept, question, or throw out. That shift is the subject of A Founder’s Guide to Learning AI Without an Engineering Background.

The 5-Minute Critical Thinking Tune-Up

Here’s a simple place to start.

Read one substantive article a day—but don’t just read it. Analyze it.

Richard Paul and Linda Elder developed a remarkably useful Template for Analyzing the Logic of an Article.

It turns passive reading into a structured critical thinking exercise using eight questions:

✓  What is the author’s main purpose?

✓  What question is the author trying to answer?

✓  What information supports the argument?

✓  What conclusions does the author draw?

✓  What key concepts or ideas is the reasoning built on?

✓  What assumptions is the author making?

✓  What are the implications of the reasoning?

✓  What point of view is being presented?

You can download the Template for Analyzing the Logic of an Article here.

It’s also included in Paul and Elder’s The Miniature Guide to Critical Thinking Concepts & Tools.

Many college graduates will recognize these questions. But knowing the questions isn’t the same as practicing them.

Try This for One Week

1. Choose one substantive article.

Business, technology, economics, leadership—or something outside your usual interests.

2. Read it carefully.

Resist the urge to skim.

3. Spend five minutes with the template.

Identify the author’s purpose, evidence, assumptions, conclusions, implications, and point of view.

4. Notice your own thinking.

Where did you immediately agree? What did you dismiss? Did you look for evidence that supported what you already believed?

Watch the emotional charge, too. Irritation, defensiveness, and enthusiasm all bend reasoning before you notice it happening, which is why emotional self-regulation is what keeps the analysis honest.

What You’ll Start to Notice

You may begin noticing things you would otherwise miss:

✓  Unsupported assumptions.

✓  Gaps in evidence.

✓  Persuasive language masquerading as fact.

✓  Conclusions that don’t quite follow.

✓  Perspectives that aren’t being considered.

And perhaps most importantly, your own thinking patterns.

That’s where better judgment begins.

You don’t need another productivity hack.

You need to practice thinking well.

One article. Eight questions. Five minutes a day.

Your next important business decision may be better for it.

For a broader foundation on the underlying skill, see How to Strengthen Your Critical Thinking Skills.

Rebecca Z. Shafir, M.A., CCC-SLP, is an executive function coach and author of The Zen of Listening: Mindful Communication in the Age of Distraction. She works with entrepreneurs and professionals to strengthen the human skills that become increasingly important as AI takes on more of our cognitive work.