So what Ethan and his colleagues did was they experimented with different kinds of privacy– walling off areas for teams to work, unobserved– for creating areas where innovation rights were separated from decision rights, for example. And companies that act on the kinds of findings that Ethan and his colleagues came up with have seen really significant improvements in productivity and in the kind of innovation that improves quality, all around. SARAH GREEN: That was Amy Bernstein.