Most companies face challenges in sustaining a portfolio of human resource management (HRM) applications, which are typically poorly integrated and have functional gaps as well as solution overlaps. Application development and delivery (AD&D) pros are working closely with their HRM business customers on rationalizing and modernizing these systems. This report will help both parties map out a path to the future. The road map begins with a vision and rationale for investing in these systems and progresses through an analysis of alternative scenarios, the definition of the blueprint, and the timeline for execution.