Book excerpt: "The purpose of this book is to substantiate organizational development in organizations (specifically during unprecedented times where digital transformation is critical), discuss the practical experience of organizational development implementation, and to measure the effectiveness of an organizational development strategy or plan initiative implemented. Chapters to be hosted in this book are also intended to be used as part of course/training material in various professional development settings. Presenting resources, tools, scientific and methodological perspectives, and various organizational development models or frameworks organizations can apply to assist them with being effective during crises or unprecedented times"--