Design Patterns Explained: A New Perspective on Object-Oriented Design 2nd Edition, authored by Alan Shalloway and James R. Trott, helps students and professionals gain an understanding of the design patterns and fundamentals of object technology. It comprises of examples for both Java and C Sharp. The book is essential for students who are specializing in Computer Science engineering. About Pearson Pearson is one of the biggest education companies in the world. They are educating 100 million people worldwide. They cover a wide spectrum of subjects including: business, technology, sciences, law and the humanities. Their books and resources help students learn, teachers teach and professionals evolve through their career. Pearson has designed their learning tools in a way that will help people expand their knowledge, develop skills and know their potential.