A Senator from Tennessee; born in Nashville, Davidson County, Tenn., on February 22, 1952; attended public and private schools in Nashville; graduated from Princeton University 1974; graduated from Harvard Medical School 1978; worked as a heart and lung transplant surgeon; director, heart and lung transplantation program, Vanderbilt University Medical Center; author; elected as a Republican to the United States Senate in 1994 and reelected in 2000 for the term ending January 3, 2007; chairman, National Republican Senatorial Committee (2001-2003); majority leader (2003-2007); not a candidate for reelection in 2006.