Author: Ida Minerva Tarbell
Alternate names: Ida M. Tarbel
Born: 5 November 1857
Died: 6 January 1944
Bio: An American teacher, author and journalist. She was one of the leading "muckrakers" of the progressive era of the late 19th and early 20th centuries and is thought to have pioneered investigative journalism (<a href=https://en.wikipedia.org/wiki/Ida_Tarbell>Wikipedia</a>).