The Broken Brain by Nancy C. Andreasen

The Biological Revolution in Psychiatry

A concise exploration of the shift in psychiatry toward understanding mental illnesses as brain-based disorders, highlighting advances in neuroscience, genetics, neurotransmitters, brain imaging, and diagnostic systems. It surveys conditions such as schizophrenia, depression, and anxiety and reviews treatments including medications, ECT, and the complementary role of psychotherapy. Through case examples, it challenges stigma and misconceptions while outlining both the promise and limitations of emerging research.