John Edgar Thomson

Who was John Edgar Thomson?

John Edgar Thomson was an American civil engineer and industrialist. Thomson was an entrepreneur best known for his leadership of the Pennsylvania Railroad from 1852 until his death 1874, making it the largest business enterprise in the world and a world-class model for technological and managerial innovation. He served as PRR's first Chief Engineer and third President.

Thomson's sober, technical, methodical, and non-ideological personality had an important influence on the Pennsylvania Railroad, which in the mid-19th century was on the technical cutting edge of rail development, while nonetheless reflecting Thomson's personality in its conservatism and its steady growth while avoiding financial risks. His Pennsylvania Railroad was in his day the largest railroad in the world, with 6000 miles of track, and was famous for steady financial dividends, for high quality construction, constantly improving equipment, technological advances, and innovation in management techniques for a large complex organization.