Harbert graduated from Jackson High School in 1957. He earned a bachelor’s degree from the Virginia Military Institute in 1961 and a graduate degree from Rutgers University. He served as an artillery officer in Schweinfurt, West Germany, retiring from the army as a captain. He was associated with Jackson National Bank for twenty-four years where he served as president of the bank and vice chairman of the holding company. He was appointed president and CEO of Union Planters Bank of Jackson in 1988.
In 1988 Harbert was promoted to the position of regional president for all of the West Tennessee and Arkansas Union Planters Banks.
From 2007-2011 Mr. Alexander was CEO of The Bank of Jackson. He served as Madison County historian, on the board of Lambuth University, and was a member of the Jackson Utility board. He was named Jackson Exchange Club’s “man of the year” in 1991.
Harbert is President of the Carnegie Center. He is the author of four books. He is married to Nora Noe and has three children and three grandchildren.