Here is Mark Hanna's Obituary

Mark Hanna, age 82, husband of Ellen Argo Hanna, died Sunday, December 28, at home under Hospice care. His body was donated to the Medical College of GA. A memorial service will be held at Central Presbyterian Church, Saturday, January 3, at 10:00 A.M. with the Rev. Charles Cook and the Rev. Hunter Coleman officiating.
Born in Birmingham, Alabama, May 7, 1926, he was the son of the late Lafayette Randolph and Kathryn Parrish Hanna of Birmingham. In addition to his parents, he was preceded in death by his brother C. Beaty Hanna of Birmingham. He attended The Webb School, Phillips High School, Birmingham Southern, and University of North Carolina at Chapel Hill, from which he received his PhD in 1962.
Prior to completing his education, he served in the Navy during WW II. After graduating from college, he joined the Navy Reserves and was sent to Japan in 1950 during the Korean War. He married Ellen Argo, also of Birmingham, just three weeks before his departure for Japan. Upon returning from the Korean War he joined a brokerage firm before enrolling in graduate school.
He taught at Auburn University from 1958 to 1963 and then at the University of Georgia Terry College of Business, Finance Department, where he taught Investments and Security Analysis from 1963 until retiring and being granted Emeritus status in 1990. While at the University, he served on numerous boards and committees, including ten years on the Athletic Association Board and became an Emeritus member.
In addition to his wife, he is survived by two brothers, Randolph Hanna and Henry Hanna, of Birmingham and five nieces, five sons and twelve grandchildren: John (Erin) of Duluth (Wendy and Sarah of Athens); David (Donna) of Snellville (Josh, Kyle); Steve (Cindy) of Perdido Key, Fl (Andy, Christopher, Lauren); Paul (Sandy) of Dunwoody (Ben, Matt); and Michael (Martha) of Thomasville, (Katie, Will, Brayton).
He was active in Central Presbyterian Church of Athens heading the Daily Bread Ministry for over ten years. He also volunteered with Hospice in its early years. A lover of the outdoors, he hiked the Appalachian Trail from Georgia into Virginia, many peaks in Colorado, the Western States and the Swiss Alps. He was also an avid tennis player.
In lieu of flowers his family requests you make a donation in his memory to the Appalachian Trail Conservancy, 799 Washington Street, P.O. Box 807, Harpers Ferry, WV 25425-0807, or to Central Presbyterian Church for Our Daily Bread, 380 Alps Road, Athens, GA 30606.