Sigmund Freud was a renowned Austrian psychologist and psychiatrist, the founder of psychoanalysis, and a scholar whose discoveries enriched many areas of modern knowledge. His works, 'The Interpretation of Dreams,' 'Beyond the Pleasure Principle,' 'Totem and Taboo,' and 'The Ego and the Id,' are of interest not only to psychology specialists but also to a wide range of readers. This edition presents one of Sigmund Freud's major works, 'Introduction to Psychoanalysis.' This book presents the doctrine of psychoanalysis, systematized by Freud himself in 1916–1917, which had a profound influence on the development of medicine, psychiatry, philosophy, and literature in the 20th century.