The Rational Unified Process is the ultimate guide for assigning tasks and responsibilities within a development organization and creating high-quality software that satisfies its users' demands and expectations. It was developed by Rational Software Corporation, which IBM acquired in 2003. This article is part of the Project Management Fundamentals Series. If Project Management is new to you, it may help to start with my overview document first, link above. • https://projectskillsmentor.com/project-skills/how-rup-works