[1] Together with Lygia Bojunga, Ana Maria Machado and Eva Furnari she is one of the leading exponents of the new wave of Brazilian children's literature.
She became a member of the Paulista Academy of Arts since October 25, 2007, occupying the chair 38.
[3] She debuted in the literary field in 1967, writing articles for several magazines on education, among them Cláudia.
In 2002 she was elected as a member of PEN CLUB - World Association of Writers in Rio de Janeiro.
That same year, her book Escrever e Criar received the Jabuti Prize of Literature.