Article

Better Estimates with Planning Poker


PHPMaster.com, January 2011
A post on PHPMaster.com (unrelated to the book but also belonging to SitePoint) about my favourite estimation technique: Planning Poker. The idea is that you ask a group of developers to take estimates on small tasks, and compare their answers. If they are in agreement, it's likely to be a good estimate - but if not, further specification is needed.

Article: http://phpmaster.com/planning-poker/