Integrity is defined as wholeness, completeness, and soundness. It involves consistency between one's values, words, and actions. Several dimensions of integrity are discussed, including sincerity, ethics, legality, and morality. Challenges to integrity include defensive reasoning and human inconsistency. Promoting integrity in organizations involves setting an ethical tone from leadership, managing incentives, supporting ethical decision making, and monitoring. Leaders must lead by example and practice integrity in all aspects of running an organization.