What activities should a Product Owner undertake between Sprint Reviews and Sprint Planning?

While the response indicates that there are no activities between Sprint Reviews and Sprint Planning, the reality is more nuanced. The period between these two Scrum events is crucial for the Product Owner to ensure the next Sprint is adequately prepared.

A Product Owner should indeed engage in activities such as conducting market research, gathering feedback from stakeholders, and refining the Product Backlog. These activities are essential to maximize the value of the upcoming Sprint. Additionally, understanding user needs and market trends can significantly influence product decisions and backlog prioritization.

The idea that "the next Sprint starts immediately" overlooks the importance of preparation and continuous improvement that Scrum embodies. While Sprints are time-boxed events and may seem to flow seamlessly into one another, effective Product Ownership involves strategic actions to gather insights and refine previously gathered work. Preparing documentation might also play a role but is not as impactful as actively engaging with the market and stakeholders.

Thus, a Product Owner should use the time between Sprint Reviews and Sprint Planning to enhance the team's readiness and ensure that the next Sprint is focused on delivering the highest value.