Andrzej Elzanowski is a vertebrate zoologist and professor at the University of Warsaw where he teaches anthro(po)zoology and bioethics. He is formerly Research Associate of National Museum of Natural History, Smithsonian Institution (Washington DC), and Senior Research Associate of the (US) National Research Council. While his main research is in birds, he increasingly explores the ethical implications of biology and psychology. Prof. Elzanowski has been instrumental in shaping Poland’s animal welfare legislation and continues working for the ethical treatment of animals as a member of the Board of Directors of the Polish Ethics Society.