A RACI matrix is a tool used to help define roles and responsibilities within a project or organization. It provides a visual representation of who is responsible for what tasks, who is consulted for input, and who is informed of progress. This matrix can be used to ensure that everyone involved in
From Wikipedia
A responsibility assignment matrix, RACI matrix or linear responsibility chart, is a project management technique that describes the responsibilities of various stakeholders in completing tasks or deliverables. The matrix assigns one of four responsibilities to each stakeholder in executing a deliverable: Responsible, Accountable, Consulted, and Informed.