The Good Life for Non-Human Animals December 20, 2016 By Warren Whipple What Virtue Requires of Humans Rebecca L. Walker Philip J. Ivanhoe (editor) Philip J. Ivanhoe (editor) 2009 September 7 Working virtue Oxford University Press Filed Under: Tags: Rebecca L. Walker More from UNC Center for Bioethics Jean Cadigan one of 13 New Hastings Center Fellow Center Faculty Featured in the Media October 2025 Anne Lyerly, a member of the World Health Organization working group, contributed to new guidance.