John Abrams founded South Mountain Company in 1973 and served as its president and CEO until 2022. It has become a leader in integrated architecture, engineering, building, and solar. It has also become a leader in successfully practicing worker ownership, leadership transition, social mission innovation, and preservation of company purpose. Abrams is connected to dozens of the organizations whose members are audiences for this book, including B Lab, US Federation of Worker Cooperatives, American Sustainable Business Network, Business for America, and Ashoka. He is author of Companies We Keep, which has sold 10,000+ copies.