1. AXELOS. (2020). Managing Successful Programmes (MSP) 5th Edition. TSO (The Stationery Office).
Section 4.3, Lead with purpose: "A programme must have a purpose that is aligned with organizational strategy... The Sponsoring Group is accountable for providing leadership and direction throughout the programme lifecycle." This links the principle directly to the leadership structure defined in the Organisation theme.
Section 5.2, Organisation: "The purpose of the Organisation theme is to establish a governance framework with defined leadership roles... The Sponsoring Group provides the visible leadership and direction for the programme... They are accountable for ensuring the programme’s purpose is clear and for championing the vision." This explicitly states the role of the organizational structure in clarifying purpose.
Table 4.1, The MSP principles: This table summarizes the principles, showing that 'Lead with purpose' is about establishing a clear vision and direction, a task executed by the leadership roles defined in the 'Organisation' theme.