M. Morris Mano is an Emeritus Professor of Computer Engineering at the California State University, Los Angeles. His notable works include the Mano Machine, i.e. a theoretical computer that contains a central processing unit, random access memory, and an input-output bus. M. Morris Mano has authored numerous books in the area of digital circuits that are known for teaching the basic concepts of digital logic circuits in a clear, accessible manner. His books for the introductory digital design course, Logic and Computer Design Fundamentals and Digital Design, continue to be two of the most widely used texts around the world.