I. The Man and His Times

Recent ignorance of Galen — His voluminous works — The manuscript tradition of his works — His vivid personality — Birth and parentage — Education in philosophy and medicine — First visit to Rome — Relations with the emperors; later life — His unfavorable picture of the learned world — Corruption of the medical profession — Lack of real search for truth — Poor doctors and medical students — Medical discovery in his time — The drug trade — The imperial stores — Galen's private supply of drugs — Mediterranean commerce — Frauds of dealers in wild beasts — Galen's ideal of anonymity — The ancient book trade — Falsification and mistakes in manuscripts — Galen as a historical source — Ancient slavery — Social life ; food and wine — Allusions to Judaism and Christianity — Galen's monotheism — Christian readers of Galen.
11. His Medicine and Experimental Science
Four elements and four qualities — His criticism of atomism — Appli- cation of the theory of four qualities in medicine — His therapeutics obsolete — Some of his medical notions — Two of his cases — His power of rapid observation and inference — His happy guesses — Tendency toward scientific measurement — Psychological tests with the pulse — Galen's anatomy and physiology — Experiments in dissection — Did he ever dissect human bodies ? — Dissection of animals — Surgical operations — Galen's argument from design — Queries concerning the soul — No supernatural force in medicine — Galen's experimental instinct — His atti- tude toward authorities — Adverse criticism of past writers — His esti- mate of Dioscorides — Galen's dogmatism ; logic and experience — His account of the Empirics — How the Empirics might have criticized Galen — Galen's standard of reason and experience — Simples knowable only through experience — Experience and food science — Experience and compounds — Suggestions of experimental method — Difficulty of medical experiment — Empirical remedies — Galen's influence upon medieval ex- periment— His more general medieval influence.