In the e-book era, how is the author born?b Present a new compass in an era of electronic publishing! bYou can easily search and purchase hundreds of thousands of books with your smartphone in hand, It is a world that can be. Now the means of delivery of the book will not stay on paper, and the spread of e-books will be even more accelerated. It is clear that the process of "writing," "creating," "introducing," and "selling" a book will also change in line with the Internet and mobile era.? "Is a book that presents a very concrete and practical solution to remind the trend of this changing period and prepare for the change and the challenge. The most important feature of this book is that it explains the details of the e-book and the paper book to the details that are not available to the practicing specialist, but also the direction of the e-book and what we can do and do in it Which is described in detail.This book is not a book about the evolution of books or the future of publishing. I will start with a story about how the age of change can give an individual an opportunity. I will try to find out what e-book is, how to publish a work in e-book, how to write a manuscript, This book presents practical methods, problems, and solutions for e-book publishing such as e-book design, production, distribution, and marketing. It will provide great opportunities for many prepared cultural producers who want to create cultures and knowledge in the field, and the birth of new authors and new readers will make Korea a different knowledge information society. This book will provide a practical and practical way and will become a must to prepare for the future.