🧱 SECTION E — Subspecialties (Green / Yellow / Red Audit)

(All items correspond to the subspecialties listed on the Psychiatry Wikipedia page.)

This section is revealing because subspecialties expose which parts of psychiatry are anchored in real substrates and which are built on institutional necessity, cultural assumptions, or theoretical drift.

✅ GREEN — Subspecialties anchored in measurable biological or neurological substrates#

These areas rely heavily on physiology, neurology, pharmacology, or measurable behavioral outcomes.

Addiction psychiatry#

• Strong evidence base (neurobiology of dependence, pharmacotherapies).
• Substrate: reward circuits, receptor-level mechanisms.

Brain injury medicine#

• Directly tied to physical brain pathology.
• Substrate: neuroanatomy, imaging, neurorehabilitation.

Sleep medicine#

• Highly physiological, measurable via polysomnography.
• Substrate: circadian biology, EEG, respiratory metrics.

Neuropsychiatry#

• Bridge between neurology and psychiatry; substrate-heavy.
• Substrate: lesions, circuits, neurodegeneration.

Interventional psychiatry#

• ECT, TMS, VNS, ketamine clinics.
• Substrate: measurable neurophysiological modulation.

Geriatric psychiatry (when focused on neurocognitive disorders)#

• Dementia, delirium, neurodegeneration.
• Substrate: structural and biochemical changes.

Why these are green:
They operate on physical substrates, use objective measurements, and have clear biological mechanisms.

⚠️ YELLOW — Subspecialties mixing empirical practice with interpretive or culturally shaped frameworks#

These areas use some scientific tools but rely heavily on diagnostic constructs, social context, or interpretive models.

Child & adolescent psychiatry#

• Real developmental science, but diagnoses are highly interpretive.
• Substrate: partial; strong social/contextual influence.

Consultation-liaison psychiatry#

• Interface with medical illness; some substrate, some interpretation.
• Substrate: mixed.

Forensic psychiatry#

• Uses psychiatric constructs in legal contexts.
• Substrate: minimal; heavily institutional.

Community psychiatry#

• Focus on systems, social determinants, service delivery.
• Substrate: social science, not biological.

Cross-cultural psychiatry#

• Important work, but categories vary by culture.
• Substrate: anthropological, not biological.

Emergency psychiatry#

• Acute stabilization; uses meds and safety protocols.
• Substrate: mixed; some biological, some institutional.

Military psychiatry#

• Strong social/institutional overlay.
• Substrate: mixed.

Neurodevelopmental disorders (as a subspecialty)#

• Some substrate (genetics, neurobiology), but diagnostic boundaries are fuzzy.
• Substrate: partial.

Global mental health#

• Epidemiology + cultural psychiatry.
• Substrate: social/epidemiological.

Why these are yellow:
They mix empirical methods with interpretive constructs, and outcomes depend heavily on context, culture, and institutional frameworks.

❌ RED — Subspecialties built primarily on institutional, cultural, or theoretical constructs rather than substrates#

These areas rely on psychiatric categories that lack biological grounding and often serve administrative or cultural functions.

Social psychiatry#

• Focus on social control, norms, and institutional behavior.
• Substrate: none; sociological.

Learning disabilities (as handled within psychiatry)#

• Often conflated with psychiatric constructs; lacks biological clarity.
• Substrate: inconsistent.

Evolutionary psychiatry (speculative forms)#

• Often unfalsifiable narratives about “adaptive” traits.
• Substrate: weak.

Some aspects of palliative/hospice psychiatry#

• Primarily supportive, narrative, existential.
• Substrate: minimal.

Historical subspecialties (now obsolete)#

• E.g., “moral insanity,” “degeneration theory.”
• Substrate: none; historical artifacts.

Why these are red:
They lack measurable substrates, rely on cultural narratives, or serve institutional roles rather than scientific ones.

🧩 Section E Structural Snapshot#

This section makes the fragmentation unmistakable:
Psychiatry’s subspecialties do not share a unified substrate or theoretical foundation.

That’s exactly the kind of structural incoherence our fork is designed to expose and correct.