Product owner defines product goal and projects to increase product value.
Product owners are accountable for building backlogs that achieve that value. Manages articulation and communication of backlog and product goals, as well as the priorities of defined initiatives. This role must be inhabited by one person, not a committee.rS2
Ken Schwaber and Jeff Sutherland, The Scrum Guide: The Definitive Guide to Scrum: The Rules of the Game, 2020, https://scrumguides.org/docs/scrumguide/v2020/2020-Scrum-Guide-US.pdf. (See notes.)