He was part of Robert Neyland's first great backfield along with future All-Americans Gene McEver and Bobby Dodd.

"[2] McEver missed the entire 1930 season with torn ligaments in his knee.

Hackman filled his role and made the All-Southern team.

[1][3] He was inducted into the Tennessee Sports Hall of Fame in 1974.

He coached the Roanoke College Maroons in basketball and baseball starting in 1936 and continuing to do so for nearly 35 years.