Most expert books die before the first chapter gets written. Not because the author lacks knowledge — but because they start wrong.

Here's the pattern I see over and over:

A consultant, coach, or therapist decides to write a book. They open a blank document. They stare at it. They write a few paragraphs. It sounds generic. They close the document. Weeks pass. The book never happens.

The problem isn't discipline. It's angle.

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The Narrow Angle Mistake

Most experts try to write about everything they know. "I'll write a book about leadership." "I'll write a book about therapy for anxiety." "I'll write a book about business consulting."

These aren't books. They're topics. And topics don't sell — they compete with 10,000 other books saying the same thing.

The fix is what I call the Narrow Angle: one specific problem, for one specific audience, solved through your specific method.

Examples:

• ❌ "A book about leadership" → ✅ "Decision-making frameworks for first-time engineering managers in their first 90 days"

• ❌ "A book about anxiety therapy" → ✅ "Somatic grounding techniques for high-performing attorneys who can't switch off"

• ❌ "A book about consulting" → ✅ "Pricing strategy for independent consultants transitioning from hourly to value-based fees"

The narrow angle does three things:

1. Makes writing easy — you know exactly what to include and what to cut

2. Makes the book credible — specificity signals expertise

3. Makes marketing simple — you know exactly who to reach

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Why This Matters More Than Writing Skill

You don't need to be a good writer. You need to be a clear thinker with a narrow angle. The writing can be cleaned up, edited, even ghostwritten. But if the angle is wrong, no amount of polishing saves the book.

Before you write a single word, answer this: Who is this for, what one problem does it solve, and why are you the one to solve it?

If you can't answer that in one sentence, you're not ready to write. You're ready to think.

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I built a full system for busy experts who want to publish credible Kindle books without late-night writing sessions. It starts with nailing the narrow angle and works through a structured interview-to-draft method. If that sounds relevant, check out the Authority Book Interview-to-Draft System.