A collection of papers from the International Journal of Psychoanalysis that were originally published in the 1920s. The papers are divided into their subject matter and contextualised through comprehensive and clear introductions. This is an essential anthology of classic papers. The editor has chosen papers for this volume that deal with substantial issues in the development of psychoanalysis that still have profound echoes in psychoanalytic discussion today. His broad selection includes significant papers on: child analysis, sublimation, female sexuality, active technique, character and libidinal development, super-ego, the reality principle, and lay analysis. This essential anthology contains classic papers by Karl Abraham, Sandor Ferenczi, Anna Freud, Edward Glover, Karen Horney, Ernest Jones, Melanie Klein, Joan Riviere, and Hermine von Hug-Helmuth.