Simon Sinek Says If Leaders Fail to Do This, Customers and Companies Will Suffer | Inc.comThe best-selling author of 'Start With Why' and 'Leaders Eat Last' ends the argument on what makes a great leader.#leadership#weekly-guide#customer-service#engagement·inc.com·Aug 22, 2018Simon Sinek Says If Leaders Fail to Do This, Customers and Companies Will Suffer | Inc.com