Humanity’s journey through the Industrial Revolutions has been a testament to our capacity for innovation and transformation, each era reshaping society through technological leaps that redefined how we live, work, and connect. At the heart of this narrative are the leaders driving change, from those who have built platforms to secure nations to those who have disrupted industries through intelligent systems, their contributions echoing the pioneering spirit of Watt, Morse, Bell, Edison, Turing, Watson Jr., Jobs, Gates, Page, and Brin in earlier revolutions. This book is intended for readers eager to understand AI’s role in the modern world—students, technologists, policymakers, business leaders, and curious minds alike. The purpose is to illuminate AI’s multifaceted impact, spotlighting the visionary leaders who are steering this revolution and the ethical considerations that must guide its trajectory. Through detailed case studies, the book illustrates how we got here and where we are going, through the stories of innovation that define this era. Join us in this exploration of the Cognitive Industrial Revolution (4IR ) as we chart the course with the leaders of the revolution that is not only reshaping industries but also redefining the very fabric of human society in an increasingly AI-impacted, interconnected, and intelligent world.