This document discusses political norms and their importance for reforms. It begins by explaining what political norms are, using examples from principal-agent models of how beliefs and expectations shape political interactions. It then discusses insights from standard and strategic principal-agent models regarding incentives, selection of leaders, and the roles of non-cooperation, beliefs, and legitimacy. The document analyzes examples from India on electricity subsidies and measures of integrity and public service motivation among local leaders. It concludes by emphasizing the need for deep reforms, the challenges of reforming political institutions globally, and the opportunities for policy experiments and evaluation to strengthen trust in government.