Ideas of Peter Singer, by Theme

[Australian, b.1946, Born in Australia. At Oxford University, and Monash University, and now a Professor in the United States.]

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22. Metaethics / A. Value / 2. Values / b. Life
The sanctity of a human life depends either on being of our species, or on being a person
22. Metaethics / B. The Good / 1. Goodness / h. Good as benefit
'Marginal utility' says something is more useful if it is in short supply
22. Metaethics / C. Ethics Foundations / 1. Nature of Ethics / b. Defining ethics
Ethics is universalisable - it must involve an impartial and universal view of things
22. Metaethics / C. Ethics Foundations / 2. Source of Ethics / c. Ethical intuitionism
Following an inner voice for morality is irresponsible in a rational agent
23. Ethics / B. Contract Ethics / 1. Contractarianism
Why should I do anything for posterity? What has posterity ever done for me?
23. Ethics / D. Deontological Ethics / 1. Deontology
Conflict of rules might be avoided by greater complexity, or by a hierarchy of rules
23. Ethics / F. Existentialism / 4. Boredom
Psychopaths may just be bored, because they cannot participate in normal emotional life
24. Political Theory / C. Ruling a State / 4. Changing the State / c. Revolution
You can't condemn violent revolution without assessing the evils it prevents
In Marxism the state will be superseded
24. Political Theory / D. Ideologies / 5. Democracy / e. Democratic minorities
If 49% of the population can be wrong, so can 51%
24. Political Theory / D. Ideologies / 9. Communism
Materialist history says we are subject to incomprehensible forces
25. Social Practice / B. Equalities / 1. Grounds of equality
Equality of interests is a minimal principle, not implying equal treatment
25. Social Practice / B. Equalities / 4. Economic equality
Equality of opportunity unfairly rewards those lucky enough to have great ability
25. Social Practice / C. Rights / 1. Basis of Rights
If a right entails having the relevant desire, many creatures might have no right to life
25. Social Practice / F. Life Issues / 3. Abortion
Why should a potential person have the rights of an actual person?
25. Social Practice / F. Life Issues / 6. Animal Rights
Killing a chimp is worse than killing a human too defective to be a person