The article discusses how new institutionalism, a popular approach in social sciences, focuses on the role of institutions, ideas, and learning in shaping policy. It challenges the idea that institutions are always stable by highlighting their diversity and the influence of ideas and agency. The concept of policy learning is introduced as a way to bring about knowledge-based institutional change. Overall, the article suggests that transformative institutional change can occur through a combination of factors, including policy learning and the integration of new ideas into existing institutions.