Download or read book Coaching Football's 4-3 Defense written by Tim Simons and published by Coaches Choice Books. This book was released on 1998 with total page 0 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Defensive system is so prevalent throughout the country and this book help you learn all about it. The history and evolution of the 4-3 defense is covered along with chapters on defensive linemen, linebackers, secondary coverages, basic blitz packages, and more!