Peggy Cherng is one of the richest women in the world. After growing up in Hong Kong, she came to the United States to study engineering. She left a successful career in that field to join her husband Andrew in his family business. Later, the couple would start building one of the most successful American Chinese food businesses in the existence. Part of the Notable Asian Americans series, this books tells the story of how Peggy used her skills in mathematics, computer science—and even engineering—to help turn a single fast-food location into an empire.