Book excerpt: Ready to earn your fix-it PhD? Then it's time to read The Art Of Troubleshooting. Combining theory and practice, you'll gain insight into the principles that underlie the diagnosis and repair of all machines. Explore the entire ecosystem of fixing things, including economics, psychology, and preventing future malfunctions by learning from current ones. Extremely practical too, you'll benefit from an entire section devoted to the bread-and-butter strategies that get you from "broken" to "fixed" in the shortest time possible. Finally, The Art Of Troubleshooting focuses on you. Understand the mindset and behaviors that can make anyone a truly powerful master of repair. Whether at home or at work, be the hero and save the day by getting things running again!