The article discusses how impact assessment is used as a strategy in policy-making. It covers various aspects such as implementing impact assessment, managing it, and using it to influence policy decisions. The researchers explore different case studies, including environmental impact assessments in the UK and the Philippines, as well as the importance of social impact assessments in development projects. They also highlight the need to incorporate science impact assessment indicators into public policy and the role of impact assessment in regulating technological change. Overall, the article emphasizes the significance of impact assessment in shaping policies related to the environment, technology, and development planning.