The document discusses the impact of project and portfolio performance on CEO performance and tenure. It notes that CEOs are highly accountable for operational and financial performance, and failure to execute on projects is a leading cause of executive downfall. Project performance provides a platform for CEOs to demonstrate their organization's capabilities, but project failures can undermine shareholder returns and the CEO's strategic vision. The ability to deliver complex, lengthy projects on time and on budget defines success in project-intensive industries and is critical to CEO evaluation.