Three Jobs AI Can Hardly Replace — Why Priests, Judges, and Doctors Remain Essential
Three Jobs AI Can Hardly Replace — Why Priests, Judges, and Doctors Remain Essential
A KAIST artificial intelligence expert recently pointed out that three professions are the most difficult for AI to replace: priests, judges, and doctors.
It’s not simply because these jobs are technically demanding—
AI lacks the structural ability to perform the deeply human roles embedded in these professions.
This article explores why these three careers stand out through the lens of AI limitations and uniquely human responsibilities.
1. Priests: Irreplaceable Emotional and Spiritual Depth
AI can imitate conversation or deliver information, but it cannot provide spiritual authority or replicate religious experience.
① Deep Empathy for Human Life, Pain, and Death
The role of a priest goes far beyond sharing religious knowledge.
It involves walking with people as they confront:
- The meaning of life
- Guilt and forgiveness
- Fear of death
AI can analyze emotions, but it cannot experience them.
Thus, while AI may provide surface-level comfort, it cannot deliver genuine spiritual empathy.
② Religious Authority and Rituals Cannot Be Automated
Ceremonies such as weddings, baptisms, and funerals require symbolic and communal legitimacy.
AI cannot earn spiritual authority or communal trust, making priestly duties inherently irreplaceable.
2. Judges: Human Value Judgments Beyond Algorithms
AI excels at analyzing legal documents and searching precedents, but judging is not a computational task.
① Law Is Not a Mathematical Formula
Legal decisions must consider:
- Circumstances of both victims and offenders
- Social impact
- Deterrence versus rehabilitation
- Cultural context
These elements resist quantification and rely heavily on human values and moral reasoning.
② Accountability and Responsibility
If AI sentences someone and the decision is wrong, who is responsible?
Accountability remains an unresolved issue.
Because AI cannot bear responsibility, exercising state authority—particularly judicial power—must remain human-led.
③ Human Negotiation and Social Mediation
Sentencing adjustments, plea negotiations, and courtroom dynamics require human sensitivity.
AI struggles with nonverbal cues, emotions, and social nuance, all of which are central to judicial work.
3. Doctors: Complex Judgment, Ethics, and Trust
AI already performs impressively in diagnostics, imaging, and literature review.
However, medicine is not merely data interpretation; it is fundamentally relational and contextual.
① Diagnosis Is an Art of Context
Doctors evaluate not just data but:
- Facial expressions
- Tone of voice
- Social background
- Comorbidities
- Subtle physical signs
These layered forms of information are difficult for AI to fully interpret.
② The Doctor–Patient Relationship Improves Outcomes
Research shows that physician empathy and strong communication directly improve:
- Pain control
- Treatment adherence
- Prognosis
AI can generate empathetic language, but it cannot build genuine therapeutic trust.
③ Ethical Decision-Making
End-of-life care, DNR decisions, and high-risk surgeries require understanding patient and family values.
Delegating such moral decisions to algorithms poses serious risks.
Why AI Experts Consistently Choose These Three Professions
1) Value and ethical judgment outweigh computational tasks
These jobs revolve around meaning, ethics, social norms, and trust—
areas beyond the reach of statistical models.
2) AI cannot assume responsibility
Priestly blessings, judicial rulings, and medical decisions all involve societal accountability.
AI cannot carry moral or legal responsibility.
3) These professions rely on legitimacy granted by human communities
Authority in religion, law, and healthcare comes from societal trust—
something AI cannot acquire.
Being Hard to Replace ≠ No Need for Change
These professions will not disappear. Instead, they will evolve with AI as a powerful assistant:
- Doctors → diagnostic support, imaging analysis
- Judges → precedent search, legal summarization
- Priests → educational material, guided counseling support
AI will strengthen these fields, but human judgment will remain the final authority.
Conclusion: What AI Cannot Replace Is Humaneness
AI can analyze information but cannot assume the deeply human roles involving:
- Suffering
- Ethics
- Trust
- Relationships
Priests, judges, and doctors work at the intersection of science, morality, and human identity.
This is why experts consistently regard these three professions as the least replaceable in the era of AI.
References
- Floridi, L. & Cowls, J. (2019). A Unified Framework of Five Principles for AI in Society. Harvard Data Science Review.
- Jobin, A., Ienca, M., & Vayena, E. (2019). The global landscape of AI ethics guidelines. Nature Machine Intelligence.
- Obermeyer, Z. & Emanuel, E. (2016). Predicting the Future — Big Data, Machine Learning, and Clinical Medicine. NEJM.
- Yeung, K. (2018). Algorithmic regulation: A critical interrogation. Regulation & Governance.
- Kleinberg, J. et al. (2018). Human Decisions and Machine Predictions. Quarterly Journal of Economics.
- Fogarty, M. et al. (2020). The therapeutic alliance and patient outcomes. Journal of Clinical Psychology.