Jimmy Carter , the thirty-ninth president of the United States , left office in 1981 , a Year later became Distinguished Professor of Emory University in Atlanta , Georgia, and founded the Carter Center. The Center addresses national and international issues of public policy. The aim of the Carter Center was to resolve conflict , promote democracy, protect human rights and prevent disease and other problems. Through the Global 2000 programme , the Center began advancing health care and agriculture in the developing world. Jimmy and Rosalynn Carter volunteer one wet a year for Habitat for Humanity, a nonprofit organization that helps needy people in the United States and in other countries renovate and build homes for themselves. He was awarded the Nobel Prize for Peace in 2002.