Editor's note: This story originally published on Dec. 20, 2018. With a new school year approaching, we're bringing back some of our best stories from the 2018-19 school season.
Randy Allen's career aspirations started at 12 years old.
Growing up in Abilene, Allen played whatever sport was in season: football or basketball or track or baseball. He always ended conversations with coaches with "sir" and cherished the impact they had on his maturation.
Allen knew then, years before embarking on what would become one of Texas' most revered and innovative high school football coaching careers, that he wanted to be a coach.