The best leaders lead through influence and collaboration, regardless of their title.

I would say that I'm blessed with a very, very good executive team that operates, reasonably autonomously, each of the companies.

Representing a company with the largest and one of the most diverse groups of associates in the U.S., and an even more diverse customer base of tens of millions of customers, we believe we should stay engaged to try to influence decisions in a positive way and help bring people together.

When I joined Walmart, I just had a team mindset, but I look back on it now, and I realize some of those early jobs I had, I was trying to help other people and rally the team. It ended up people started looking at me as a leader.

As chairman, I commit to keeping Business Roundtable CEOs at the forefront of constructive public policy debates as we pursue an agenda of greater growth and opportunity for all Americans.

You can compare the retail business to basketball. You have to have a plan, you have to hustle, you have to rely on each other, and there's a scoreboard on the wall.