Shrewd, calculating and intense all describe the winningest coach in Kansas State history. Jack Hartman endeared himself to K-Staters for a number of reasons, but none more memorable than his ability ...

PINELLAS COUNTY, Fla. — When you sit behind the scenes watching Jack Hartmann make his nearly 1,800th YouTube video, you quickly realize why the children’s educational, singing sensation has nearly 1 ...

Here is a Day in the Life of a Rockstar to your children. Hartmann teaches them the ABCs and other educational material at the preschool and primary level. Usually, Hartmann begins his day with a ...

There's a certain irony in the fact that Oklahoma State's fifth contribution to the Collegiate Basketball Hall of Fame was better known for his exploits on the football field during his time in ...