You own the future-state operating model, end-to-end process design, business capabilities, roles, decision rights, jobs-to-be-done, personas, journey maps, business requirements, value mapping, business-side backlog integrity, stakeholder alignment, change strategy, communications, training strategy, readiness, adoption measurement, and benefits traceability. Own organizational change management as a funded and measured workstream, including leadership alignment, sponsorship, stakeholder engagement, communications, resistance management, training, and readiness.