Explanations of abnormality.

BIG B! Brain damage  - Schizophrenia - Enlarged ventricles. Infection  - Brown, Schizophrenia  - Flu = seasons of birth hypothesis  Genetics  - McGuffin, MZ & DZ twins. Biochemistry - Depression. - Cortisol, Seretonin

Deterministic

 - "no blame".

 - abnormality is not your fault.

Relinquishing responsibility

- not their responsibility, hand over to medical hands. 

Reductionist

- over simplistic

- other factors?

Scientific evidence

- adds reliability

- replicability, objectivity.