The third edition covers topics of recent interest to readers in the twenty-first century, such as Heroic medicine, Gender identity, Wealth inequality, LGBTQ issues, Female genital mutilation, Informed consent, and Transgender care. This encyclopedic work includes more than 1,000 essays organized by broad categories related to ethics issues: animal rights, arts and censorship, bioethics, business and labor, children’s rights, civil rights, environmental issues, human rights, international relations, legal and judicial issues, the media, the military, personal and social ethics, political and economic ethics, psychological ethics, race and ethnicity, religion, science and technology, sex and gender, theory, and wealth.