John Clark Keller
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John Clark Keller was born January 15, 1940, in Atlanta, the older son of John G. Keller Jr., and Catherine Louise (McClung) Keller. He attended Terrell public schools, where he excelled in athletics. In 1957–58, his senior year as a Terrell Tiger, he played end, on offense and defense, on a team that won the 2A state high school football championship. He was the leading scorer on the basketball team, which went several rounds in the playoffs. He won state championships in the discus and as a member of the mile relay team. He attended Texas A&M on a basketball scholarship, and graduated with a bachelor’s degree in biology and a master’s in education.