Filmmakers: Tod Lending and David Mrazek

Tresa Dunbar is a second-year principal at Chicago's Nash elementary school, where 98 per cent of the students come from low-income families.

Filmmakers Tod Lending and David Mrazek followed her over the course of a school year, witnessing her leadership style and the daily challenges she, her students and her teachers face.

Head of the Class offers a rare insight into the bigger picture of the stresses of the US education system.

Source: Al Jazeera