Mahmmoud A. Mahdi is a computer science professional with over 18 years of experience in the field, specializing in machine learning, natural language processing, and programming languages, including C++. As an Assistant Professor in the Computer Science Department at Zagazig University, he has a deep understanding of both the theoretical and practical aspects of computer science, which he brings to his writing. His decision to write "Data Structures in Depth Using C++" stems from a desire to share his knowledge and experience in a way that bridges the gap between theory and practical application. This book aims to provide readers with a thorough understanding of data structures, optimizing performance, and applying them in real-world scenarios, making it a valuable resource for both students and professionals. This book is the culmination of his years of teaching, research, and hands-on experience in the field.