How the director of “The Kindergarten Teacher” found the poetry for the movie’s 5-year-old prodigy character

Director Sara Colangelo, actress/producer Maggie Gyllenhaal and actor Ajay Naidu talk about how they found the poetry used in their film, “The Kindergarten Teacher.” They were with joined by actor Anna Baryshnikov. FULL COVERAGE: Sundance Film Festi