Who is a Product Owner?
Product Owner is the person/role responsible for owning the lifecycle of a product. It is more of a role than a specific person. The product owner would take a product from inception to planning to build to operations to discontinuation/transition. Along the life of a product, the product owner would make critical decisions on the direction a product would take. A number of these decisions would be towards successful operations of the product.
The responsibilities of a Product Owner may include the following:
Defining and Managing the Lifecycle of a Product
Provides Product Directions
Identifies Requirements
Prioritizes User Stories
Grooms the Backlog
Writes User Stories
Brings forward Business Priorities
Represents the Business Stakeholders
Validates Completed Stories