Who is Peter Singer, author of the essay, Famine, Affluence, and Morality?

Born in 1946, Peter Singer is an Australian philosopher and professor known for his contributions to moral philosophy, particularly in the field of applied ethics. He is currently a professor of moral philosophy at Princeton University. While "Famine, Affluence, and Morality" is a call to alleviate human suffering, he is known, especially outside of philosophy circles, for his contributions to the animal rights movement.