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With his vivid use of color and juxtaposition of reality and imagination , the artist opens a new world of insights into the depth and breadth of engineering . In particular , a key component of the system addresses privacy concerns by allowing end users to control access to contextual information . As an Assistant Trainmaster , she worked with a group analyzing the movements of people , trains and railroad cars at a big hump yard , an actual hump on the track that can be used to kick cars off a train to send them onto different tracks for sorting . This involves calculations that take into account a number of dynamic factors , such as weight shifts that occur as the ship moves . Lockheed Martin traces its roots back to the early days of flight .