The document summarizes the situational leadership theory, which states that effective leadership depends on the readiness level of subordinates. It describes the four situational leadership styles: directing, coaching, supporting, and delegating. The directing style provides high direction and low support and is for subordinates who are unable and unwilling. The coaching style provides high direction and high support and is for unable but willing subordinates. The supporting style provides high support and low direction and is for able but unwilling subordinates. The delegating style provides low direction and low support and is for able and willing subordinates.