Gregory H. Stanton is the Research Professor in Genocide Studies and Prevention at the George Mason University in Fairfax County, Virginia, United States. He is best known for his work in the area of genocide studies. He is the founder (1999) and president of Genocide Watch, the founder (1981) and director of the Cambodian Genocide Project, and the founder (1999) and Chair of the International Campaign to End Genocide. From 2007 to 2009 he was the President of the International Association of Genocide Scholars.
Stanton comes from the lineage of women's suffrage activist Elizabeth Cady Stanton, and Henry Brewster Stanton, an anti-slavery leader. He worked as a voting rights worker in Mississippi, a Peace Corps Volunteer in the Ivory Coast, and as Church World Service/CARE Field Director in Cambodia in 1980.
Stanton is Research Professor in Genocide Studies and Prevention at the School for Conflict Analysis and Resolution, George Mason University, Arlington, Virginia. From 2003 to 2009 he was the James Farmer Professor in Human Rights at the University of Mary Washington in Fredericksburg, Virginia. He has been a Law Professor at Washington and Lee University, American University, and the University of Swaziland. He has degrees from Oberlin College, Harvard Divinity School, Yale Law School, and a Doctorate in Cultural Anthropology from the University of Chicago. He was a fellow at the Woodrow Wilson International Center for Scholars (2001–2002).