Great inventions that changed the world Written by one of the worlds great engineers this book provides the curious with an explanation of how inventions have developed from human needs and desires. Chapters discuss the impacts of inventions in our work personal lives societies and the environment. The text also outlines what steps we need to take to ensure continued success of new inventions and how to mange them wisely. Based on a Princeton University course for a general audience this book lays out a means for understanding yesterday and todays inventions and paves the way for tomorrows innovations This book is designed for a general audience similar to those who would read Scientific American. The book describes how inventions arise from human needs instead of when the inventions were made or what technologies were involved. Chapter 1 introduces the world of inventions and the common features of major inventions and inventors. Chapters 2 through 8 describe human needs and desires and how inventions support them