A value stream map is a visual tool that displays all critical steps in a specific process and easily quantifies the time and volume taken at each stage. 

Value Stream Mapping to chart and understand the critical steps in a specific process and quantifies easily the time and volume taken at each stage, identifying key constraints like slow handoff interactions.

• Mandy Storbakken of VMware provides a high level introduction, explaining it for a scenario of IT service management and how to develop the metrics required to manage and improve the process.
• Experts like Cutter explain it’s adoption in large enterprise scenarios, saying that it should be senior leaders that embrace it as a core practice for transformation and how it fits with methodology such as SAFe.