THE BOOK IS ORGANIZED IN FOUR PARTS IN PART I AFTER PROVIDING AN EXAMPLE OF A POLICY ANALYSESIN II WE PROVIDED A COMPREHENSIVE TREARMENT OF RATIONALES FOR PUBLIC POLICY IN PART III WE GIVE PRACTICAL ADVICE ABOUT DOING POLICY ANALYSIS AND IN PART IV WE PRESENT SEVERAL EXTENDED EXPLAMES ILLUSTRATIONS HOW ANALYSTING HAVE APPRACHED POLICY PROBLEMS AND THE DIFFERENCES THAT THEIR EFFORTS HAVE MADE.