Thomas Commerford Martin (1856-1924) was an London, England-born electrical engineer and editor who worked with Thomas A. Edison from 1877 to 1879. From 1883 to 1909 he served as editor of the Electrical World, executive secretary of the National Electric Light Association in 1909, and from 1900 to 1911 was a special agent of the U.S. Census Bureau. He also lectured at the Royal Institution of Engineers, London, the Paris Société Internationale des Electriciens, the University of Nebraska, and Columbia. In 1887-1888 he served as president of the American Institute of Electrical Engineers. He was author of The Electric Motor and Its Applications (1887), Inventions, Researches, and Writings of Nikola Tesla (1893) and Edison: His Life and Inventions (1910).