The Six Sigma Black Belt should understand the roles of the various people involved in change (senior leader, champion, mentor, change agent, technical leader, team leader, facilitator).

• 西格玛黑带应了解参与变革的各种员工所扮演的角色(高层领导、拥护者、顾问、变革代理人、技术领导、团队领导、推动者)。