She created the character Leão for the magazine Sibila in 1970. During the 1970s, while a student at USP's Escola de Comunicações e Artes (School for Communications and Arts), she worked for the magazines Banas and Placar, and founded – with Luiz Gê – the magazine Balão. In 1974 she did her first work for a newspaper, Gazeta Mercantil.
