How to Vet a Ghostwriter: A 10-Point Checklist

Most vetting guides tell you what to look for. This one tells you the exact questions that separate a professional from someone who will waste your time, money, and trust.

If you've started exploring ghostwriting services, you've already made a brave decision; your story deserves to be told. But here's what nobody warns you about: the conversation before you sign anything is the highest-leverage moment in the entire process. Ask the wrong questions, and you hand your most personal material to a stranger with zero accountability.

This checklist fills the gaps every competitor leaves open.

After reviewing top-ranking content on this topic, the pattern is clear. Most guides tell you to "check their portfolio" but not how to read it. They say "sign an NDA" but skip what it must actually contain. They ignore emotional fit entirely. And not one of them recommends the single most protective step available: a paid test project before full commitment.

This checklist closes all of that.

Use each point before you share your full story. The questions matter as much as the answers.

Yes, ask for samples, but here's what competitors miss: you should be looking for the absence of the ghostwriter's voice, not the presence of it.

Every sample should feel like a different person wrote it. If they all share the same rhythm, sentence patterns, and stylistic tics, that writer isn't adapting to clients; they're writing in their own voice and will do the same to your story.

Ask: "Which of these samples required the biggest voice shift, and how did you approach it?"

A professional walks you through their process without hesitating. An amateur points to their best sample and changes the subject.

A ghostwriter without a documented system for capturing your voice is a content writer with an inflated job title. The best ones treat voice capture like investigative journalism; they want your emails, speeches, old interviews, anything showing how your mind works in your own words.

Every reputable ghostwriting company offers an NDA. The problem: most clients sign without reading it properly. Your NDA must include:

Don't assume you'll own the work. Clarify exactly when ownership transfers and what happens to draft material.

Ask:

This is the step almost no guide recommends, and it's the single most protective thing you can do. A paid test chapter reveals more than any portfolio review or discovery call:

Ghostwriting a business book and ghostwriting a trauma memoir require completely different skill sets. Not all ghostwriters can do both, and those who claim otherwise should be challenged.

The question most people never ask: "Have you worked with clients who struggled to articulate their story? How did you help them unlock it?"

Clients aren't always eloquent. The best ghostwriters are also skilled interviewers who draw out stories the client can barely put into words. At Berg Publishers, we've seen firsthand that genre fluency is everything; a writer who excels at corporate case studies will often miss the emotional architecture of a personal memoir entirely.

Testimonials on a website are curated. A real former client you can call for ten minutes is not.

When you speak to references, ask:

Vague revision policies cause more ghostwriting disputes than any other contract element. "Unlimited revisions" sounds generous until you discover it means line edits only, with no structural changes included.

Ask: "If I feel a full chapter missed the tone entirely, is that covered under revisions or does it trigger additional fees?"

Get the answer in the contract. Not in an email; in the contract.

You're about to share your most vulnerable moments with this person. The quality of your book depends not just on their writing skill, but on their ability to hold difficult material with sensitivity and discretion.

Ask: "What do you do when a client becomes emotionally overwhelmed during an interview?"

And the question that really reveals character: "What do you do when you personally disagree with a client's framing of their own story?"

A great answer: they flag factual issues while fully respecting your narrative authority. A red flag answer: "I just write what the client tells me." There's a meaningful difference between serving your vision and blindly transcribing it.

Whether working with a solo writer or a full ghostwriting agency, the infrastructure around the writer matters as much as the writer themselves.

Ask:

Berg Publishers works with authors at every stage of the writing journey. Need a second opinion on a contract or ghostwriter proposal you've received? We're here.