Marshall Mabey was a $1 a day…

Marshall Mabey was a $1 a day NYC tunnel worker called “Sandmen”. On Feb 19 1916, he was working under the East River where the tunnel was pressurized to prevent cave ins. A crack in the ceiling vented Mabey up through the mud, the East River and 25 feet into the air. He lived and […]

Japan’s rail workers use…

Japan’s rail workers use pointing-and-calling, a system of associating one’s tasks with physical movements and vocalizations to prevent errors. It is known to reduce workplace errors by up to 85 percent, according to one 1996 study.