Every product has a lifecycle that must be tracked by its various stakeholders. A Product Manager (PM) is responsible for supporting a project throughout each stage. Different skills and leadership demands are needed at these different stages to drive a product forward. One popular model for a product’s lifecycle breaks it up into Introduction, Growth, Maturity, and Decline. In this article, we will discuss what PMs should be focused on during each period. This guide at a glance:Overview of a...