Editorial Book Review
My Editorial Review of Dr. Mehmet Yildiz’s “A Powerful Toolkit for Advanced Substack Newsletter Mastery” as a beta reader and one of the editors
The author of this book not an ordinary writer. He is an exceptional leder in his field and a leader of a large writing and reading group on Medium and Substack.
I have known him personally for decades. I learned more about his writing and community building after he invited me to this platforms as a reader. Then, as a mentor and coach, he helped me become a writer, an editor, content curator, and even a publication owner of Health and Science.
I wanted to write this review today as its lauchday today. Now this outstanding and exceptional book is available on many book stores as digital and audio formats and the paperback will be published tomorrow.
Dr Mehmet Yildiz’s A Powerful Toolkit for Advanced Substack Newsletter Mastery is more than just a book. It is a knowlege transfer tool and an empowering roadmap for writers ready to elevate their Substack publications. As an editor and beta reader for this transformative and exceptional work, I was inspired and educated by its depth and clarity.
From the very first chapter, Dr. Yildiz establishes a deeply personal connection with his readers showing his leadership. In fact the first chapter of the book is about leadership. He shared that chapter for free for beta readers on this platform last month. He also published it on Substack with an interactive podcast.
This book is a reflection of his decades-long journey as a writer, educator, curator, and strategist. The introduction alone sets the tone for what’s to come — a heartfelt, practical guide designed for content creators striving to grow authentically while building a sustainable writing business.
One of the book’s standout features is its balance of honesty and expertise. Dr. Yildiz candidly shares the ups and downs of his writing journey, including the mistakes he made, how he corrected them, and the strategies that led to success without sugarcoating his observations and interactions.
These real-world insights are invaluable, especially for writers who have already taken the bold step of starting a Substack publication and are eager to scale their efforts thoughtfully and methodically.
The book builds on foundational knowledge introduced in his best selling book Substack Mastery and deep dives into advanced strategies tailored to help writers grow their audience, increase engagement, and attract paid subscribers.
Dr. Yildiz emphasizes the importance of building a thriving community — a theme that constantly resonates throughout the book. His belief in the power of authentic and meaningful connections is evident, and his advice is both insightful, practical, actionable and inspiring.
For me, the best aspect of this book was its focus on adaptability and creativity with flexibility. Dr. Yildiz doesn’t offer a rigid formula. Instead, he provides tools, perspectives, strategies, tactics, and proven approaches that encourage writers to think critically, differently, and explore new ideas with open mind and optimism.
As an educator at tertiary level in Australian University who also became a guest lecturer in my health science classes from 1990s to 2020s, his understanding of adult learning shines through. He designed this book to be a practical knowledge source and concise learning companion, written in an approachable, conversational tone. You will fell like you are talking to him when reading the book or listening to its audio version.
The strategies and tactics outlined in this book are grounded in experience and supported by success stories from bestselling Substack authors.
Dr. Yildiz distills nuanced insights — ones rarely discussed in public forums — and presents them in a way that’s easy to implement.
He helps us with refining content strategies, enhancing reader loyalty, and scaling a writing business. Every chapter feels like a personal coaching session with someone who truly understands the challenges and opportunities of being a writer.
What makes this book even more remarkable is its long-term value. While it’s designed to help writers achieve measurable growth within 12 months, the principles and habits it presents are timeless.
He encourages readers to welcome patience, consistency, and a growth mindset — qualities that will serve them well on any platform.
This is not just a book for advanced writers. It is a resource that any freelance writer — beginner or seasoned — can revisit time and again.
After reading it as a beta reader and reviewing multiple times as one of the line editors, by the end of the book, I felt equipped with actionable strategies and inspired to embrace my unique voice and create content that reflects my values and passions. I was hesitant to accept and honor my voice before reading this book which changed my mindset.
As a conclusion I can confirm that Dr. Yildiz’s work is a gift to the writing community. I’m grateful to have been part of its journey. If you’re ready to scale your writing business, connect authentically with your audience, and create meaningful, impactful work, A Powerful Toolkit for Advanced Substack Newsletter Mastery is the guide you’ve been waiting for.
Congratulations to Dr Mehmet Yildiz for writing “A Powerful Toolkit for Advanced Substack Newsletter Mastery”🎉
Here’s the author’s introduction with a link to the free audio chapter on Substack. I believe after reading or listening to it you will feel compelled to explore it either from the book stores or through his Content Marketing Strategy Insights publication on Substack.
Advanced Strategies for Substack Writers: New Book Released
Celebrating the launch with thousands of freelance writers who inspired me to write this first-of-a-kind book on the…medium.com
I also reviewed his Substack Mastery book in August 2024.

Dr Yildiz is also a philanthropist focusing on child poverty, inspiring writers/readers, and donate his book income to reputable charity organisations. He wrote stories about his foster kids like Mammadou.
Soulful Connections: Finding Meaning in Mammadou’s Childhood Letters
The meaning of epistolary bonds and their impact on my journeymedium.com
To this end, if you are a writer, I invite you to join a writing prompt crated by Dr Yildiz for 2025. If you are a reader, I invite you to join the dialogue, inspire creators, and share their content on your social circles and media.
How Will I Support Child Sponsorship in 2025 and How You Can Contribute as a Writer and Reader, Too
Join me to make a ripple effect in the New Year.medium.com
Let’s make a ripple effect in 2025 to lower the suffering from poverty, especially innocent children who have no choice in this unfair circumstance.
I joined it and wrote a story about it.
Some People Are So Rich That They Burn Money, But There Are Better Ways to Spend It
Today, as a young MD, Nunah delivers eye care to her patients, improving the vision of poor children in her country…medium.com
It is inspiring that two great fiction writers joined the challenge.
The first one is my good friend Timothy Agnew:
My Dream for 2025 Includes You
Not a member of Medium yet? Mouse over here to read the entire story.medium.com
The second one is famous fiction writer James King:
Feed My Starving Children — Release the Withheld Hidden Food
The world produces enough food to theoretically feed everyone, yet millions of children continue to experience hunger…medium.com
Here’s an outstanding story collection by Friends of ILLUMINATION Support team posted earlier today.
Sample Best Stories of 2024 for Avid Readers
We compiled a collection with something for everyone as a gift to Friends of ILLUMINATIONmedium.com
Thank you for reading these wonderful stories.
I am a retired healthcare scientist in his mid-70s, and I have several grandkids who keep me going and inspire me to write on this platform. I am also the chief editor of the Health and Science publication on Medium.com. As a giveback activity, I volunteered as an editor for Illumination publications, supporting many new writers. I will be happy to read, publish, and promote your stories. You may connect with me on LinkedIn, Twitter, and Quora, where I share stories I read. You may subscribe to my account to get my stories in your inbox when I post. You can also find my distilled content on Subtack: Health Science Research By Dr Mike Broadly.
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