Peter Singer is the Ira W. DeCamp Professor of Bioethics in the University Center for Human Values at Princeton University and Laureate Professor at the University of Melbourne. He first became well known internationally in 1975 with the publication of Animal Liberation.
Matthew Lloyd Davies is a veteran actor, audiobook narrator, and director. Throughout his acting career, he has made regular appearances with the Royal Shakespeare Company, Royal National Theatre, in the West End, on international tours, and in award-winning television shows and films.