PETA is best known for two things: animal rights and outrageous ads. Its campaigns have featured naked women galore, caged ladies in bikinis, and even an online striptease. Feminists accuse PETA of being sexist, but the organization's founder and president Ingrid Newkirk says that's "rubbish." The campaigns are designed to get people to go to PETA's educational site, she says, and they work. To hear more from PETA's president about why the organization goes with such controversial tactics, and why her new book isn't just about animals, click here.