War Vet: NY Cav. He was the s/o James Pinchot. His brother was forester, former PA Gov. Gifford Pinchot. Educated at Yale, he earned a law degree in New York. In 1905, he served a year's political apprenticeship as a lobbyist for President Theodore Roosevelt and returned to Washington again in 1909 to live and work with his brother Gifford during the Pinchot-Ballinger Controversy that pitted his brother (the US Forestry Service chief) against President William Howard Taft's Secretary of the Interior. Gifford was fired, which inflamed the insurgent wing of the Republican Party allied to Roosevelt.