The Product Owner (PO) is the Agile team member primarily responsible for maximizing the value delivered by the team by ensuring that the team backlog is aligned with customer and stakeholder needs1.The PO has content authority to make decisions at the User Story level during PI Planning, as they are the team's primary customer advocate and primary link to business and technology strategy1.The PO also works with Product Management and other stakeholders to define the features and enablers that are part of the Program Backlog2.During PI Planning, the PO presents the team backlog, reviews and revises the draft plan, and defines and communicates the team PI objectives2.Reference:Product Owner,PI Planning