The Promise Academy at Roberts Vaux High School is an historic, American high school building that is located in the North Central neighborhood of Philadelphia, Pennsylvania.

Irwin Thornton Catharine was the chief architect of Philadelphia public schools from 1920 until his retirement in 1937. Buildings built during Catharine's tenure ranged from Gothic Revival, as in the case of Simon Gratz High School, to Streamline Moderne, as in his last project, Joseph H. Brown Elementary School. He died in Philadelphia in 1944.