Affiliated at different points in his career with the Peace & Freedom, Green, and Socialist USA political parties, Alexander unsuccessfully ran for Mayor of Los Angeles in 1989, Lieutenant Governor of California in 2006, Vice President of the United States in 2008, and President of the United States in 2012.
After serving in the United States Air Force Reserve and working as a grocery clerk, he relocated from his native Virginia to the west coast to attend California State University, Dominguez Hills.
He was active in the Los Angeles chapter of the NAACP and, during the late 1980s, hosted a social issues-themed L.A. radio talk show.
The son of nurse Ann McClenney and minister Stewart Alexander, Sr., he grew up in Newport News, Virginia. His first marriage, to Freda Alexander, resulted in a son; he has a stepchild through his second marriage.
He was defeated by Democrat John Garamendi (and others) in the 2006 campaign for Lieutenant Governor of California.