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8 Chapter 1 What is interaction design?
In the mid '90s, many companies realized it was necessary again to extend their
existing multidisciplinary design teams to include professionals trained in media
and design, including graphical design, industrial design, film, and narrative. Sociol-
ogists, anthropologists, and dramaturgists were also brought on board, all having
quite a different take on human interaction from psychologists. This wider set of
