I am a guy who has worked in automotive for six years, but until recently never had to be too concerned about the CAN Bus, as long as my part turned on it was enough. returnreturnThis is a great book that simplifies the story and goings on of the cheap and effective single wire network in a way this Political Scientist can understand. returnreturnI appreciate it and highly recommend anyone wanting a refresher or an introduction.returnreturnShort and easy to read