Iris Marion Young was an American political theorist and socialist feminist who focused on the nature of justice and social difference. She served as Professor of Political Science at the University of Chicago and was affiliated with the Center for Gender Studies and the Human Rights program there. Her research covered contemporary political theory, feminist social theory, and normative analysis of public policy. She believed in the importance of political activism and encouraged her students to involve themselves in their communities.

Justice, in its broadest sense, is the concept that individuals are to be treated in a manner that is equitable and fair.