Applied Philosophy

Overview

Applied ethics has a method that differs from pure theory. It starts from a case, identifies the stakeholders and their interests, names the principles in tension, considers the facts and uncertainties, and reaches a judgment that can be defended to those affected. The method is not algorithmic: principles do not mechanically yield answers, and two reasonable people can apply the same principles differently because they weigh them differently or assess the facts differently. That is why applied answers should show their reasoning: which principle was prioritised, what facts would change the judgment, and what dissenting view was considered. Three distinctions run through the whole unit. The first is between intrinsic and instrumental value: is something valuable in itself, like a person or an ecosystem, or only as a means to something else. The second is between autonomy and paternalism: when may one person override another choice for their own good, and when does respect require letting them err. The third is between individual and collective responsibility: a single act may be harmless while the pattern of similar acts is harmful, as with pollution or data sharing, so applied ethics must think about practices and systems, not only isolated acts. Keep these distinctions in view and the applied fields connect: technology, environment, medicine, profession, media, law, and counselling all ask who counts, who decides, and who bears the cost.

Applied philosophy and technology

Philosophy of technology asks whether technology is neutral, a mere tool whose morality depends on use, or value-laden, embodying the purposes and biases of its makers. The neutrality thesis says a hammer can build or harm, and the same holds for algorithms; the value-laden thesis replies that design choices, like default settings, data selection, and optimisation targets, already favour some users and outcomes over others, so neutrality is an illusion. Artificial intelligence sharpens the question of moral agency: an algorithm can cause harm, but can it be responsible, blameworthy, or praiseworthy, or does responsibility remain with designers, deployers, and users. The distributed responsibility view holds that responsibility is shared across a chain, which risks becoming responsibility nowhere if no one link is accountable, so applied ethics insists on identifiable human accountability for high-stakes decisions. Algorithmic bias is a central case: a hiring or lending system trained on historical data can reproduce historical discrimination even without explicit bias in its code, because the data encodes past inequality and the optimisation target rewards patterns correlated with protected characteristics. Fairness in such systems is contested: equal treatment, equal outcomes, and equal opportunity give different verdicts, and no single metric satisfies all fairness definitions at once, so designers must choose and justify a definition. Privacy is another central issue: informational privacy is control over personal data, and consent to data collection is often uninformed because terms are long, purposes are vague, and refusal means losing the service. Surveillance, facial recognition, and location tracking raise the question whether privacy is an individual right to be traded or a social good that protects dissent, intimacy, and democratic participation. The precautionary principle, developed in environmental policy and extended to technology, says that uncertainty about serious harm justifies restraint even before full proof, while critics warn that precaution can block beneficial innovation. Digital divide and access raise justice questions: who benefits from new technology, who is excluded by cost, language, or literacy, and whether access to information and connectivity is becoming a basic need. The examination value of technology ethics is in cases: for any system, ask who designed it, what data it learned from, what it optimises, who can contest its decision, and who bears the cost when it errs.

Environmental and medical ethics

Environmental ethics begins by asking who or what counts morally. Anthropocentrism counts only humans, or only human interests, and values nature instrumentally as resource, beauty, or life support; its strength is clarity about human needs, its weakness is that it cannot explain why destroying a species for trivial gain seems wrong even when humans are unaffected. Biocentrism extends moral standing to all living beings, each with a good of its own, so a tree or a bacterium counts, though not necessarily equally with a human. Ecocentrism extends standing further to ecosystems, species, and the biosphere as wholes, so the health of a river or a forest matters beyond its parts. Deep ecology, associated with Arne Naess, argues for the intrinsic value of nature, biospheric equality in principle, and a shift from shallow environmentalism, which manages pollution for human benefit, to a way of life that reduces human domination. The land ethic, associated with Aldo Leopold, holds that an action is right when it preserves the integrity, stability, and beauty of the biotic community. Climate justice adds a distributive dimension: those who contributed least to emissions often suffer most from warming, future generations cannot vote or bargain, and present consumption borrows from their inheritance, so intergenerational justice requires restraint and compensation, not only efficiency. Animal ethics, a related field, asks whether sentience, the capacity to feel pain and pleasure, grounds moral standing, and whether factory farming, experimentation, and hunting can be justified when alternatives exist. Medical ethics is organised by four principles: autonomy, respect for the patient informed choice; beneficence, acting for the patient good; non-maleficence, avoiding harm, captured in the maxim first do no harm; and justice, fair distribution of benefits and burdens. Informed consent requires disclosure of material facts, understanding, voluntariness, and competence; a signature without understanding is not consent, and a competent adult may refuse even life-saving treatment, because autonomy constrains beneficence. Confidentiality protects trust, but it has limits: a doctor may breach confidentiality to prevent serious harm to an identifiable other, as in threats of violence or reportable disease, and the balance is struck by proportionality, disclosing only what is necessary. Resource allocation raises tragic choices: triage in emergencies, organ allocation, and expensive treatments require criteria like medical need, likelihood of benefit, waiting time, and lottery, each with fairness costs, and no criterion is neutral. End-of-life ethics distinguishes killing from letting die, active from passive euthanasia, and ordinary from extraordinary means, though each distinction is contested, and advance directives and palliative care aim to preserve autonomy and dignity when the patient can no longer decide. Research ethics adds consent, risk-benefit assessment, and protection of vulnerable participants, with the history of unethical research as a warning that scientific progress does not justify using persons as mere means.

Professional, media, legal ethics and counselling

Professional ethics concerns roles where one person holds expertise and trust that another depends on, creating fiduciary duties: loyalty to the client interests, obedience within lawful and ethical bounds, care in exercising competence, and confidentiality. A teacher fiduciary duties include honesty in assessment, fairness to all students, protection of vulnerable learners, and avoidance of exploitation, while a doctor duties include competence, disclosure, and non-abandonment. Conflicts of interest arise when a professional personal interest, financial gain, or loyalty to another client threatens loyalty to the client: the standard response is disclosure and, where necessary, withdrawal, not silent management. Codes of ethics guide but do not replace judgment: a code can state principles, but applying them to a novel case requires reasoning about the purpose behind the rule. Media ethics centres on the tension between truth, freedom, and harm. Journalists serve the public interest by informing citizens, checking power, and giving voice to the voiceless, but reporting can harm privacy, prejudice trials, endanger sources, and amplify misinformation. The public interest is not the same as public curiosity: a politician corruption is in the public interest, a celebrity private illness may be merely interesting, and the distinction guides decisions about publication. Accuracy requires verification, correction of errors, and separation of fact from opinion; objectivity does not mean neutrality between truth and falsehood but fairness in presenting evidence and giving those criticised a chance to reply. Privacy for private individuals is stronger than for public figures, and consent, anonymisation, and minimisation of harm are standard safeguards. Legal ethics faces the adversary system dilemma: a lawyer must zealously advocate for a client, including a guilty client, within the law, while also serving justice and the court as an officer of the court. Confidentiality protects the client candour that advocacy requires, but it does not permit lying to the court or presenting false evidence, and the lawyer must withdraw or disclose within permitted bounds when the client insists on fraud. Access to justice is the systemic question: if legal help is unaffordable, formal rights are empty for the poor, so legal aid, pro bono work, and simplified procedures are matters of justice, not charity. Counselling ethics shares the fiduciary structure with distinctive features: the counsellor must respect client autonomy, avoid dual relationships that exploit dependence, maintain confidentiality with clear limits, and practise only within competence, referring onward when a problem exceeds it. Informed consent in counselling includes the nature, limits, and risks of therapy, and confidentiality is broken, after warning where possible, when the client poses serious danger to self or others, when a child is at risk, or when law requires disclosure. The counsellor values must not be imposed on the client, yet the counsellor is not value-neutral: respect for autonomy, honesty, and care are themselves values that shape the relationship. Across all these professions, the pattern is the same: trust creates duties that go beyond ordinary morality, confidentiality protects that trust, and the limits of confidentiality mark where duties to others override duties to the client.

Four principles of medical ethics

Environmental positions compared