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How the Home Telephone Sparked the ­ser-Centered Design Revolution

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Model 302 telephone

A new book and corresponding Cooper Hewitt exhibitboth called Beautiful Userssurvey products past and present designed with the human form in mind. American industrial designer Henry Dreyfuss created the Model 302 phone for Bell Labs, to be given to AT&T consumers. It was beautiful, but its shape made it hard for talkers to cradle it between their shoulder and cheek.

Credit: Hiro Ihara

Have you ever thought about why doorknobs are positioned at around two-fifths of the door's height, instead of right in the middle? Or why a washing machine is of its particular shape and size?

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