What Great Leaders Do presents seven practical principles for developing effective and enduring leadership. Andy Stanley examines the behaviors and decisions that distinguish leaders who create lasting organizational impact, including self-leadership, recognizing personal strengths, asking productive questions, using intuition wisely, distinguishing solvable problems from ongoing tensions, defining successful outcomes, and maintaining healthy relationships with colleagues and teams. The book emphasizes that leadership effectiveness depends not only on authority or talent but also on disciplined decision-making, self-awareness, clarity, and the ability to create environments in which others can perform well. Drawing on the author’s leadership experience, the work combines practical guidance with reflective questions designed to help readers evaluate and improve their leadership practices. It is intended for executives, managers, entrepreneurs, organizational leaders, and other professionals seeking a concise framework for strengthening leadership effectiveness and sustaining long-term influence