Walmart's Doug McMillon is on the short list of CEOs who started on the very bottom rung of the corporate ladder.
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- CEO Doug McMillon started at Walmart 40 years ago earning $6.50 an hour on the loading docks.
- He told the Stratechery podcast that employees often ask his advice for moving up the ranks.
- McMillon's top tips: do your job well, be a good teammate, and help solve new challenges.
Doug McMillon is a rare phenomenon in modern business.