Best-Selling Ghostwriter for Health & Medical Experts

I help specialists turn their ideas into clear, credible books and content that people actually finish — and recommend.

As Featured In

CBS NBC Fox 5 Extra Good Day LA The Morning Blend Medium Magazine Real Self
Caroline Duggan at her writing desk

Your expertise deserves a book worthy of it

If you're a doctor, dentist, clinician, founder, or researcher with a proven method and a message you want to scale — and you do not have time to wrestle a manuscript into shape — I can help you create a book (and the content ecosystem around it) with clarity, authority, and momentum.

01
Book Ghostwriting

For experts who want a credible, reader-friendly nonfiction book written in their voice.

Outline · Interviews · Drafting · Revisions · Publication-ready handoff

02
Book Proposal & Sample Chapters

For traditional publishing or hybrid routes: positioning, comps, platform framing, and a proposal that sells the idea.

Positioning · Comps · Platform framing · Full proposal

03
Thought Leadership & Articles

High-authority posts, blogs, and email sequences that translate your expertise into trust.

Blog posts · Articles · Email sequences · Brand voice

From idea to manuscript in as little as two months

1
Discovery
Goals, audience, voice, and angle — 30 minutes
2
Blueprint
Detailed outline + sample pages so you can "hear" the voice
3
Drafting
Interview-based writing with weekly deliverables
4
Revision
Tighten structure, tone, and clarity
5
Handoff
Clean manuscript + optional proposal and supporting content

What you might want to know

Do you work under NDA?

Yes. NDA is standard for ghostwriting. That's why I share certain work privately, not publicly.

Can you match my voice?

Yes. We start with interviews and a short voice sample before the full draft begins.

How long does a book take?

Most projects take 3–5 months, depending on length, scope, and your availability for interviews.

Do you do research and citations?

Yes. I'll either build from your provided sources or help assemble credible references and notes for fact-checking.

What does it cost?

Pricing depends on length and complexity. After a short call, I'll send a clear scope and flat project fee.

Can I see samples?

Absolutely. Request a private sample packet and I'll share excerpts and details after a brief intro call.

The books I write tell your story

Co-Author · Published
The Toxic Overload book cover
The Toxic Overload
Whole-body health · Microbiome & Lifestyle

A whole-body health book focused on the microbiome and practical lifestyle shifts — written to be authoritative yet genuinely readable.

What I did: Structure · Developmental shaping · Full manuscript drafting · Voice match · Revisions

View on Amazon →
Amazon Bestsellers
Additional Health Titles Available
Ghostwritten · Available privately

Because these projects were ghostwritten, I don't list them publicly by title. I'm happy to share details and excerpts privately after a quick intro call.

Request Private Sample
Caroline Duggan writing

What readers are saying

★★★★★

"This book is a must-read for our generation… He does not use jargon that makes primary literature hard to read, but breaks it down with simple explanations. I definitely recommend this book to anyone and everyone."

★★★★★

"Very informative book. I like that the author got straight to the point with all the topics, and it was easy to read."

★★★★★

"I was instantly intrigued — I can't stop reading! Learning about different outlooks, scientifically and holistically, has always been so interesting to me… Such a good, informative read!"

Caroline Duggan

I'm Caroline Duggan

I'm a writer, brand expert, and best-selling ghostwriter. I specialize in health, wellness, and medical communication, and I've helped bring multiple nonfiction books to market — ranging from consumer-friendly medical education to whole-body wellness.

What makes my books stand out is the voice. I work hard to identify each expert's passion and write in a voice that's clear, human, and trustworthy.

I love helping people understand their health so they can improve it, and I look forward to communicating your expertise in a readable, enjoyable way.

Let's Work Together

Let's talk.

Tell me about your idea or project and who it's for. I look forward to hearing about it.