Enterprise software development is hard; it takes the careful alignment of enormous resources, collaboration, and discipline to put, for example, a banking system on Wall Street into production.

企业软件开发相当困难；例如，需要仔细安排大量的资源、协作和规程才能使华尔街的银行系统投入生产。

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Perceptive Pixel's 8-foot-long Multi-Touch Collaboration Wall.

FORBES: Magazine Article

Dr. Ferrari, 64 years old, sat down recently with The Wall Street Journal to talk about interdisciplinary collaboration, faculty recruitment and what it's like for the Carey School to be the new kid at a historic university.

WSJ: Big Test at Johns Hopkins

But there is more to it than that - the Wall was not just a symbol of defeat - but of collaboration.

BBC: Hitler's Atlantic Wall: Should France preserve it?