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==Background==

==Background==

Mattingly was born in Anderson in central [[Indiana]], on January 7, 1931. He served four years in the [[United States Air Force]] and was stationed in the early 1950s at Hunter Army Airfield in Savannah, Georgia. He received a Bachelor of Science degree in marketing from [[Indiana University]] in Bloomington.<ref>Richard Dowis: ''The lost art of the great speech: how to write it, how to deliver it," p. 207.</ref> Afterwards, he worked for twenty years for [[IBM Corporation]] in Georgia and later operated his own business, M's Inc., which sold office supplies and equipment in Brunswick, Georgia.<ref>Mack F. Mattingly Papers (uga.edu), accessed October 15, 2021.</ref>

Mattingly was born in Anderson in central [[Indiana]], on January 7, 1931. He served four years in the [[United States Air Force]] and was stationed in the early 1950s at Hunter Army Airfield in Savannah, Georgia. He received a Bachelor of Science degree in marketing from [[Indiana University]] in Bloomington.<ref>Richard Dowis: ''The lost art of the great speech: how to write it, how to deliver it," p. 207.</ref> Afterwards, he worked for twenty years for [[International Business Machines]] in Georgia and later operated his own business, M's Inc., which sold office supplies and equipment in Brunswick, Georgia.<ref>Mack F. Mattingly Papers (uga.edu), accessed October 15, 2021.</ref>

==Career==

==Career==