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Marker

Square Stormed the Gates of the Credit Card Industry by Challenging Every Assumption

The co-founder of the payments company on how taking on an unsolved problem forced them to innovate

Illustration: Nick Sheeran

II met Jack Dorsey when he was 15 years old and hired him as a summer intern at my St. Louis software company, Mira, back in 1993. Jack tells people that I…

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Jim McKelvey

Jim McKelvey

Co-Founder of Square, Serial entrepreneur, inventor, philanthropist, and artist. The Innovation Stack is available March 10, 2020.

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