Paola Cavalieri (1950) is an Italian philosopher, most known for her work arguing for extension of human rights to the other great apes. In addition to her books, she was the editor of Etica & Animali, a quarterly international philosophy journal that published nine volumes from 1988 to 1998.
"Rattling the cage", Salon, February 4, 2000. This review of a book by Steven Wise on animal rights briefly mentions The Great Ape Project as a precursor.
"Animal Liberation at 30", Peter Singer, New York Review of Books, May 15, 2003. An extensive review of four books, one of which is Cavalieri's The Animal Question: Why Non-human Animals Deserve Human Rights.