The document discusses effective leadership as a key factor for project success. It defines leadership and outlines different schools of leadership theory. It discusses the competencies needed for project managers, including traits like intelligence, problem-solving skills, and communication abilities. The document also examines different leadership styles and traits of effective leaders, such as trustworthiness, passion, and adaptability. It argues that a project manager's leadership style can influence project success by establishing clear goals, motivating teams, and adapting to different situations.