This document provides information about the book "Elements of Information Theory (Wiley Series in Telecommunications and Signal Processing)" by Thomas M. Cover. The book is now in its second edition and provides an overview of key concepts in information theory such as entropy, data compression, channel capacity, and network information theory. It contains 776 pages and includes 200 new problems and updated references in the second edition. The book aims to give readers a solid understanding of the underlying information theory and its applications.