John Coleman is a top agile leader who coaches various agile frameworks including Kanban, Scrum, and LeSS. He created Kanplexity and Xagility to help teams and organizations deal with complexity. Kanplexity advocates defining workflows, focusing on flow metrics, having a guide to facilitate discovery and decision making using the Cynefin framework, and establishing a direction of travel rather than fixed goals. It promotes flexibility, rhythm, expanding optimization upstream and downstream, and minding the flow of value.