This Viewpoint highlights the increasing influence of public policy on corporate sustainability and the need for companies to engage in its development. It emphasizes the importance of a structured and strategic approach to involvement in policy development, as pushing too hard may result in reputational risk, while insufficient involvement may lead to missed opportunities and failure to meet external expectations. The report suggests that companies need to balance integrity and innovation in their engagement with public policy development, as they become more sophisticated in understanding the materiality of sustainability issues to their businesses. Overall, the report stresses that involvement in the development of public policy can create new opportunities for value creation and mitigate risk, but requires a careful and strategic approach.