James Hayden Tufts (1862–1942), an influential American philosopher, was a professor of the then newly founded Chicago University. Tufts was also a member of the Board of Arbitration, and the chairman of a committee of the social agencies of Chicago. The work Ethics in 1908 was a collaboration of Tufts and John Dewey. Tufts believed in a conception of mutual influences which he saw as opposed in both Marxism and idealism.