Practical Ethics
Peter Singer
Rethink life, death, responsibility, and global suffering through ethical choices guided by reason and compassion.

Listen to the intro
Outline
What's it about?
Practical Ethics (1979) applies clear philosophical reasoning to some of the most difficult moral questions of our time. Peter Singer examines equality, the treatment of animals, global poverty, climate change, and the obligations of the wealthy toward those in need. Arguing from the principle of equal consideration of interests, the book challenges readers to rethink widely held beliefs and act on their values.
Key ideas
- Peter Singer applies clear philosophical reasoning to hard moral questions rather than relying on habit, tradition, or gut feeling.
- The book rests on equal consideration of interests: similar interests deserve similar weight, whoever holds them.
- Singer examines how animals are treated and asks readers to question beliefs about them that most people take for granted.
- The wealthy have obligations toward people in need, and global poverty is treated as a moral issue, not only an economic one.
- Practical Ethics, first published in 1979, also covers equality and climate change, and pushes readers to act on their values.
About the author
Peter Singer is an Australian moral philosopher and professor of bioethics at Princeton University. He is widely regarded as one of the most influential living philosophers. His book Animal Liberation helped launch the modern animal rights movement, and his other works include Practical Ethics and The Life You Can Save.
Questions people ask
What is Practical Ethics by Peter Singer about?
It applies philosophical reasoning to difficult moral questions, including equality, the treatment of animals, global poverty, climate change, and what the wealthy owe those in need.
What is the main idea of Practical Ethics?
The central idea is the principle of equal consideration of interests. Singer uses it to challenge widely held beliefs and to argue that we should act on our values.
How long is the Durar summary of Practical Ethics?
The Durar summary takes about 15 minutes to read or listen to. It covers the book's main arguments on ethics, responsibility, and global suffering.
You May Also Like
More in Personal Growth & Self-Help
Get the key ideas from the world's best books in about 15 minutes
Free account · One free summary every day
















