The book "Social Entrepreneurship in Non-Profit and Profit Sectors" offers a comprehensive analysis of social entrepreneurship across various sectors. It highlights both theoretical and empirical aspects and expands the traditional understanding of social entrepreneurship by incorporating environmental and institutional factors that influence its emergence. These include formal laws, regulations, and informal institutions. The editors aim to deepen the understanding of this growing phenomenon, which is increasingly recognized as crucial for economic and social development. The book is aimed at readers interested in the dynamics and processes of social entrepreneurship and provides theoretical frameworks as well as empirical studies on current topics in this field.