A Scrum Master is a key role in Agile project management, responsible for guiding teams through the Scrum framework. They help facilitate collaboration, remove obstacles, and ensure that the team adheres to Agile principles. By fostering communication and continuous improvement, the Scrum Master enables teams to deliver high-quality products efficiently. Serving as a servant leader, they support both the development team and the product owner, ensuring smooth project execution and maximizing value delivery.