As one of the most influential cartoonists and editors of his generation, Art Spiegelman played a pivotal role in elevating comics into a respected literary and artistic medium. “Art Spiegelman is the ...

Forbes contributors publish independent expert analyses and insights. Marianna Kantor is the chief marketing officer at Esri. Mapping is now the secret hack that has become a super-power for ...

For thousands of years, if you wanted to send a secret message, there was basically one way to do it. You’d scramble the message using a special rule, known only to you and your intended audience.