Vegan actor and activist Joaquin Phoenix has just picked up the film rights to Free the Animals: The Amazing True Story of the Animal Liberation Front in North America. Initially released in 1992 and authored by PETA President Ingrid Newkirk, the book has a 30th anniversary edition releasing in May. Along with acquiring the rights for a planned feature film adaptation, Phoenix also wrote a new forward to the new book detailing why liberating abused animals is so important to him.