In the past, the Scrum Guide consistently used the word "priority" for the Product Backlog or noted that the Product Backlog was “prioritized.” While the Product Backlog must be ordered, ordering by priority is only one many techniques — and rarely the best one at that.

The 2011 Scrum Guide, published earlier this month by Ken Schwaber and Jeff Sutherland, makes some bold changes regarding the definition and structure of a Sprint Backlog. Professional Scrum Trainer David Starr explains these changes with help from Professional Scrum Trainer Ryan Cromwell.