Social Entrepreneurship provides a 10-stage framework for building impactful ventures within and across new and existing organizations. The book summarizes the basic steps and tools needed to understand a social or environmental challenge of your choice, develop potential solutions, build a business model, measure outcomes, and grow your impact. This fully updated second edition builds on the concepts and tools introduced previously, broadening the scope to those working or preparing to work in organizations globally. Concepts addressed include intrapreneurship and, for the first time, extrapreneurship, which considers innovating across organizations to achieve collective impact. Featuring international case studies and interviews with leaders in the field, this comprehensive guide spans multiple sectors, including health, the environment, education, agriculture, commerce, finance, and retail. Summaries, exercises, and key learning points help to aid and cement learning. A widely regarded and valuable text, Social Entrepreneurship should be core reading for advanced undergraduate and postgraduate students studying entrepreneurship and social entrepreneurship. The book’s applied 10-stage approach will also be valuable for those in executive education as well as professionals and entrepreneurs looking to equip themselves with the tools needed to succeed in social change.