2011 Reprint of 1916 Edition. Full facsimile of the original edition, not reproduced with Optical Recognition Software. Originally published as "Three Essays on the Theory of Sexuality", this is the revised and considerably expanded edition published in 1916. in these early essays Freud advanced his theory of sexuality, in particular its relation to childhood. Together with "Interpretations of Dreams", these essays are among Freud's most momentous and original contributions to psychoanalysis. The three essays are "The Sexual Aberrations", "The Infantile Sexuality" and "The Transformation of Puberty."