CHAPTER 4
Know What Problem You’re Solving
A problem well-stated is a problem half-solved.1
—CHARLES KETTERING, AMERICAN ENGINEER,HOLDER OF 186 PATENTS, INVENTOR OF THE ELECTRICALSTARTING MOTOR, LEADED GASOLINE, AND FREON REFRIGERANT
Extreme poverty is one of the globe’s most important and damaging problems. As a society we have made great progress: In 1990, 37% of the world’s population (or 1.95 billion people) lived on less than $1.90 per day. By 2012, that number dropped to 12.7%, representing 900 million people lifted from poverty using this definition. That’s an incredible change, but there are still almost a billion people living in extreme ...
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