Werneck is a Brazilian director and producer. She began directing in the mid-1970s and made many short and documentary films. Her first feature film is Little Book of Love (Pequeno Dicionário Amoroso) from 1997. Afterwards she made Possible Loves (Amores Possíveis) (2001), a biography of the Brazilian musician Cazuza: Time Doesn't Stop (Cazuza - O Tempo Não Pára, 2004), the documentary Teen Mothers (Meninas, 2006) and the drama Stolen Dreams (Sonhos Roubados, 2009).