Utilitarianism

Key people

• Bernard WilliamsEnglish moral philosopher (1929–2003)
• Katarzyna de Lazari-RadekPolish utilitarian philosopher
• Catherine AudardFrench philosopher
• Gary VarnerAmerican philosopher

Read

• UtilitarianismJohn Stuart Mill · 1863Book
• Essays (On Liberty / Representative Government / Utilitarianism)John Stuart Mill · 1910Book
• A history of English utilitarianismErnest Albee · 1901Book
• The English utilitariansSir Leslie Stephen · 1900Book

Listen

• UtilitarianismJohn Stuart MillPodcast
• Introduction to UtilitarianismUtilitarianism.netPodcast
• Philosophy for BeginnersOxford UniversityPodcast
• Utilitarianism by John Stuart MillLoyal BooksPodcast

Debates

• Should we focus on the consequences of individual actions or general rules?One view: Act utilitarianism argues each action should be judged by its direct impact on overall happiness. · Another: Rule utilitarianism suggests actions are right if they follow rules that, if generally adopted, would maximize happiness.Open question
• Can happiness or utility truly be measured and compared between individuals?One view: While challenging, we can make reasonable estimations of pleasure and pain to guide ethical decisions. · Another: The subjective nature of happiness makes objective measurement and interpersonal comparisons impossible, undermining utilitarian calculations.Open question
• Does utilitarianism adequately protect individual rights?One view: Protecting individual rights often leads to greater overall happiness, so utilitarianism can support them. · Another: Utilitarianism could justify sacrificing an individual's rights if it benefits a larger group, which is morally problematic.Open question

Glossary

• UtilitarianismAn ethical theory stating that the best action is the one that maximizes overall well-being or happiness.
• UtilityA measure of happiness, pleasure, or satisfaction that an action or state of affairs produces.
• ConsequentialismA class of ethical theories that judge the morality of an action based on its outcomes or results.
• HedonismThe philosophical view that pleasure is the sole intrinsic good and pain is the sole intrinsic evil.
• Act UtilitarianismThe view that the right action is the one that directly produces the greatest good in a specific situation.
• Rule UtilitarianismThe view that the right action is one that conforms to a rule which, if followed, would lead to the greatest good.

Careers

Roles this can lead toward

Threads 5

Where this connects to other fields — and why it's worth knowing.

• Incentives & Rational Choice Economics

  There's an old idea that the right choice is whatever brings the most happiness to the most people. That's basically an optimization goal: get the biggest total 'good'. Every time a company weighs costs against benefits in a spreadsheet, it's running that centuries-old moral math.

• Neuroscience Psychology

  Imagine pushing one man off a bridge to save five people. Brain scans show that thought lights up your emotion centers, screaming 'no', while cold calculation fires a different, more logical part. So a giant moral debate might really be two parts of your own brain arguing.

• Criminal Law & Punishment Law

  Why do we jail people: because they deserve it, or to stop future crime? That's the exact fight between two big theories of right and wrong. One says follow the rule (punish because it's earned), the other says chase the best outcome (punish to protect people). Every prison sentence is secretly a philosophy argument.

• Healthcare Systems & Access Health

  Imagine one ventilator and two dying patients. Hospitals face this real 'trolley problem' daily, deciding who to save by counting which choice does the most total good. That's one whole moral theory in action, and it clashes head-on with another that says you must never treat a life as a number.

• Artificial Intelligence & Machine Learning Technology

  A self-driving car about to crash may have to 'choose' who gets hurt, and a programmer has to write that choice into code before the car ever hits the road. So the old classroom debate about right and wrong, save the most people or never cross certain lines, suddenly becomes an actual engineering spec someone has to type out.