Who is Lester Farnsworth Wire?

Lester Farnsworth Wire was an American inventor best known for creating the first practical electric traffic signal. He designed this device in 1912 while working as a police officer in Salt Lake City, Utah, to help manage increasing traffic and improve safety at intersections. His invention featured red and green lights and was a precursor to modern traffic lights. Wire's contribution significantly influenced traffic management and urban development in the 20th century.