Empirical evidence suggests that workers care about the mission of their job, in addition to their wage. This paper studies how organizations can choose a mission to attract, incentivize, and screen their workers. We analyze a model in which a principal offers a contract to an agent for the development of a project and can influence the agent's marginal return of effort through the choice of project mission. The principal's and the agents' mission preferences are misaligned and the agents vary in the intensity of their mission drive. Our main results highlight that how far the organization chooses to move from its preferred mission depends on the contractual environment in which it operates. Missions will be more agent-preferred in environm...