This doctrinal work defines the Army as a profession and lays out the principles, responsibilities, attributes, and competencies required of its leaders; it emphasizes ethical character, trust, and stewardship of the profession while describing how leaders develop others, accomplish missions, and sustain organizational readiness. It breaks leadership into observable competencies—such as leading, developing, and achieving—and personal attributes—such as character, presence, and intellect—while stressing lifelong leader development, accountability, and the importance of shared values and professional standards to maintain cohesion and effectiveness across diverse operational environments.