Once a great city that was the heart of the American automobile industry, Detroit suffered from decades of job losses and economic woes that drove down the population and forced the city to file for bankruptcy. Now in the midst of a rebirth, Detroit is filled with stories of people trying to do their part, whether it’s establishing businesses or revitalizing neighborhoods. Amy Haimerl, a freelance journalist and Michigan State University adjunct professor, is one of those people. She and her husband left New York City, moved to Detroit and bought a dilapidated house for ,000. With hard work, they rebuilt it into a beautiful home — a metaphor for what is taking place in the city. Haimerl joined the   Knowledge at Wharton Show on Sirius XM channel 111   to talk about  her new book, Detroit Hustle: A Memoir of Love, Life & Home . An edited transcript of the conversation follows. Knowledge at Wharton: Why did you move from Brooklyn to Detroit?…