This book traces the progress of the field of control engineering and highlights some of its key concepts and applications. It elucidates new theories and techniques in a multidisciplinary approach. Control engineering is a branch of engineering that implements the laws of control theory to design and manufacture systems that are used to control the machines and to monitor their performance in order to enhance their efficiency. A control engineer uses the elements of mathematics and engineering to make the systems work proficiently and smoothly. This text includes detailed explanations of various approaches and techniques of this branch. The topics introduced herein are of utmost significance and are bound to provide incredible insights to readers. This book will prove to be an essential guide for students, scientists, engineers, researchers and all those who are interested in control systems engineering.