Showing results by author "Dr. Mehmet Yildiz" in All Categories

Medium attracts millions of readers and publishes thousands of stories each day, yet few people truly understand how it works, who benefits most from it, and how to use it wisely and strategically without losing perspective. This book grew out of six years of deep, continuous practice on Medium.com as a writer, editor, curator, publication owner, community builder, and former Boost Nominator. During those years, I spent more time on Medium than on any other platform, not as an experiment, but as a lived professional environment shaped by real people, real ideas, real conflict, and real ...

An Empowering Journey Through the Cortisol Labyrinth in My Life Decades ago, I was stuck in a cycle of poor health, mental distress, and stubborn belly fat. I did not realize that the root cause of my challenges was a single, powerful hormone: cortisol, which also made my body insulin-resistant. What began as theoretical knowledge from my training as a postdoctoral researcher in cognitive science and my work as an executive technology consultant in the healthcare sector became a deeply personal research journey. My academic understanding turned into lived experience, and the lessons I ...

My Health and Wellness Memoirs Written from the Heart, Mind, and Soul to Give You Valuable Perspectives In my 20s, I trusted mainstream health advice like eat less fat, move more, and take pills when numbers rise. But following that path left me trapped in prediabetes, abdominal obesity, arthritis, chronic inflammation, leaky gut, and relentless brain fog. By the time I turned 30, my health was slipping into dangerous territory. That was when I decided to reclaim my life, not as a patient, but as a curious postdoctoral researcher and sensible biohacker. This book is the story of how two ...

For almost half a century, I built my life and career by learning deeply, solving real problems, and documenting what I learned along the way. I did this long before terms like “creator economy,” “personal brand,” or “passive income” became popular. At the time, I was not trying to build passive income. I had no idea what passive income meant then. As a scientist and technology inventor, I was focused on thinking clearly, doing meaningful work, adding value, and leaving behind something worthwhile. Only later did I realize what I had built by design. After retirement, my passive...

How I Increased My Book Sales and Content Income 600% in 12 Months When I began using Substack, I was simply seeking freedom to write whatever I want. I wanted to publish my ideas in my own voice, avoid complex marketing funnels, and engage directly with readers who genuinely cared. What followed changed everything. I knew that Substack was not designed as a book marketing tool yet for many authors, it has become the most reliable platform for writing, connecting, marketing, ultimately leading to sales books and digital products. In just twelve months, I increased my book sales and content ...

This updated edition presents a structured and experience-based guide for business architects who work at the intersection of strategy, technology, and transformation. Built on decades of architectural leadership, it offers refined tools, expanded perspectives, and practical insights tailored to the evolving demands of digital business in 2026. When the first edition was published in 2019, the goal was to offer a practical method for applying business architecture principles in real-world transformation initiatives. Since then, the landscape has undergone significant changes. Market ...

When I began studying mitochondria decades ago, I understood them as energy producers in cells. That alone made them essential. But the more I learned, the more I saw how deeply they shape nearly every aspect of our lives—how we think, age, respond to stress, recover, and feel joy or despair. That growing awareness and new understanding led me to write Cellular Intelligence. This book is based on years of research, methodical observations, and lived experiences. It combines insights from neuroscience, cognitive science, physiology, sports medicine, nutritional biochemistry, endocrinology,...

Dear reader, this is the summary of the original and popular Substack Mastery book, which I condensed five times, removing generic content and long descriptions and offering a distilled version to busy writers. I designed this short book to save you time while still giving valuable insights and practical tips. In this book, I share my experience of how Substack became a powerful tool for digital content creation, marketing, and distribution. Writing this book felt like solving a puzzle. I wanted to give writers and creators a clear path through the noise and competition of online publishing...

Freelance writers, book authors, and content startups live in a world where creativity drives impact. Yet too many face the same challenge: unstable income. Royalties fluctuate, subscriptions ebb/flow, & project fees arrive irregularly. Passion sustains the craft, but it does not always sustain financial stability. In this book, I introduce a practical path: building an ecommerse store, running a dropshipping business designed specifically for creative professionals, and using it as a total e-commerce solution for your own products, too. I wrote this book after decades of working as a ...

The revised version of this book provides essential guidance, compelling ideas, and unique ways to Enterprise Architects so that they can successfully perform complex enterprise modernisation initiatives transforming from chaos to coherence. This is not an ordinary theory book describing Enterprise Architecture in detail. There are myriad of books on the market and in libraries discussing details of enterprise architecture. My aim here is to highlight success factors and reflect lessons learnt from the field within enterprise modernisation and transformation context. As a practising Senior ...

There are moments when life looks fine from the outside, yet something inside feels unsettled. You may stay busy all day, but end it feeling unfulfilled. You may understand what needs to be done, yet find yourself unable to act. You may learn constantly, but struggle to retain what matters. You may feel anxious, tired, or disconnected without a clear reason. These experiences are common, deeply human, and widely misunderstood. They don’t indicate a mental disease or disorder. The Questions We Ask in Silence explores some of the most common psychological questions people ask themselves in ...

Feel Better, Live Smarter: Real-Life Biohacks from a 50-Year Journey Toward Health and Vitality This concise book presents the essence of my forty years of practical biohacking, drawn from personal experimentation and scientific observation. It captures the lifestyle changes and habits that helped me reverse metabolic issues such as prediabetes and abdominal obesity, and achieve six-pack abdominal muscles well after the age of fifty. More importantly, it helped me experience renewed vitality, mental clarity, and emotional well-being as I aged. If you have grown tired of mainstream health ...

August 2025 Update: This book now has an updated version titled Substack Mastery V2 with extended content and insights gained after 12 months of additional experience. The Substack Eminence as a Neurostrategic Blueprint, which is for ultra-advanced writers, is also ready for purchase on Amazon markets. Are you ready to transform your approach to digital content creation, marketing, and growth? If so, I want to introduce you to a powerful yet simple tool and platform: Substack.com. My goal is to show you how to master this tool and platform with joy. Therefore, I called it Substack Master, ...

Enterprises are facing enormous challenges to respond to the rapid changes and growing demands of digital consumers globally. There is constant search to find solutions to the growing problems. The most optimal solution to address this problem is to architect our enterprise digital transformation requirements aligning with digital trends and innovative frameworks as described in this book with an articulated 12-step method. Architecting digital transformations addresses the root causes of fundamental issues that we experience in the digital world. The proliferation of digital media in the ...

Soy el autor de este libro para proporcionar una guía esencial, ideas convincentes y formas únicas para Arquitectos Empresariales para que puedan llevar a cabo con éxito iniciativas complejas de modernización empresarial que transformen del caos a la coherencia. Este no es un libro teórico ordinario que describa en detalle la Arquitectura Empresarial. Hay miles de libros en el mercado y en las bibliotecas que discuten los detalles de la arquitectura empresarial. Mi objetivo aquí es destacar los factores de éxito y reflejar las lecciones aprendidas. Como Arquitecto Empresarial Senior ...

Dear Freelance Writers and Content Entrepreneurs, Welcome to an exciting journey of growth and transformation to find the best version of yourself as a content creator and serve your readers from your higher self. In this book, with the theme of "30+ Ways to Skyrocket Your Substack Newsletter in Less Than a Year and Build a Solid Audience," I am excited to share insights and strategies designed specifically for those of you who are ready to elevate your writing and connect more deeply with your readers. This powerful toolkit was born out of my desire to support intermediate and advanced ...

Purpose of the Book: Train Your Brain for a Healthier and Happier Life I have written this book to inspire you to discover the remarkable potential of your brain and mind with simple yet powerful words in a storytelling and conversational style. With over five decades of research and experimentation in cognitive science, as well as collaboration with leading experts in neuroscience, psychiatry, endocrinology, and metabolic health, I have crafted this book to share a holistic approach to enhancing mental performance, cognitive reserves, and well-being. The human brain is a dynamic, adaptive ...

In 2019, after extensive conversations with clients, students, and protégés, I decided to write a book with an emphasis on enterprise modernization and digital transformation. My goal was simple yet profound: to provide essential guidance, innovative ideas, and actionable insights for Enterprise Architects managing the complexities of enterprise modernization initiatives. These initiatives aim to transform chaos into coherence, enabling organizations to thrive in an ever-evolving business and technology landscape. Fast forward five years, and it is clear that the landscape has shifted ...

Substack Mastery (V2): A Practical Guide to Grow with Purpose, Write with Confidence, and Build a Loyal Audience Using the P.I.L.L.A.R.™ Framework Insights When I first shared what I had learned about writing on Substack, I wanted to help other writers find their footing, just as I had struggled to do so myself. My early version of Substack Mastery focused on practical steps: how to write better posts, build a mailing list, and understand the platform. It helped thousands of writers to start Substack successfully, which delighted me. However, as more new writers reached out to say they ...

Dear Founders, Marketers, and Tech Innovators, I have written this guide for you, for those navigating the challenges of building and scaling a freelance startup in today's growing, competitive, and complex digital world. Email marketing is an excellent tool and a strategic asset that can define your growth, strengthen customer relationships, and position your brand for long-term success. I created this guide as a practical resource, not a textbook. I designed it to help you integrate email marketing into your content and business ecosystem, ensuring you maximize engagement, conversion, and...