Matt Epstein is a Partner at LF Partners, where he leads the Growth and Go-to-Market practice. Previously, he held senior leadership roles at Walmart, SiriusXM, and Amazon, where he helped build and scale membership and subscription businesses.Matt's approach to growth is centered on the customer. He believes the strongest businesses create strategy, structure, and accountability around customer needs, not internal org charts, and that lasting growth comes from continuously improving how companies acquire, engage, and retain members.He wrote Mastering Membership as the guide he wishes he'd had throughout his career.