Twitter creator Jack Dorsey on Square

Dorsey names company: "Square"

Twitter co-founder Jack Dorsey explains how the company came to be named after the "ultimate simplicity" of a square.

Twitter creator Jack Dorsey on Square

Cabanas on the job

Need to focus? Grab a cabana. Square co-founder and CEO Jack Dorsey and Rishi Garg, head of corporate development, describe their unique work environment.

Twitter creator Jack Dorsey on Square

A CEO without an office

At Square's headquarters in San Francisco, you won't see the company's CEO and co-founder Jack Dorsey in the office...or even at a desk. Dorsey, the man who created Twitter, explains, "I don't have a desk. I have my iPad."