The article "Changing Professional Practice" discusses how professionals in Europe are adapting to promote sustainable construction and urban development. The researchers explore different processes and institutions involved in making these changes, focusing on challenges and opportunities in various countries. Key findings include the importance of policy learning, city governance, and professional development in creating sustainable communities. The study also highlights the role of expertise, methodology, and new leadership in driving sustainable building practices. Overall, the research emphasizes the need for collaboration and innovation to address urban challenges and promote sustainable development.