Three Contributions to

The Theory of Sex

Sigmund Freud

"U 3 0)	Three Contributions to the Theory of Sex	-1 3- (D (D n
IL ifi	Sigmund Freud
In this little book Freud discusses three areas of human sexuality;	0 3
	1. Sexual Pervisons or Abberations Freud concludes that “a disposition to
>s 0)	perversions is an original and universal disposition of the human sexual instinct and	c
iO	that... this postulated constitution, containing the germs of all the perversions, will	o
'o	only be demonstrable in children.”	w 3
	2. The Infantile Sexuality argues that children have sexual urges, from which adult	(A
0	sexuality only gradually emerges via psychosexual development. Freud identified	0
0)	many forms of infantile sexual emotions, including thumb sucking, autoeroticism, and	?
	sibling rivalry in childhood.	(D
0)	3. The Transformations of Puberty formalized the distinction between the 'fore-
	pleasures' of infantile sexuality and the 'end-pleasure' of sexual Intercourse. Freud	(D 0
o	also demonstrated how the adolescent years consolidate sexual identity under the
V) c	dominance of the genitals in puberty.	0
0	This is the third and last edition of the essays, published in 1920.	(/)
3 SI	Total running time 3:32:38	(D X
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1-	Cover image: Lava flows from the north flank of Mount Edziza proper, from NASA Earth Wind. Cover designed by Availle.This design is in the public domain.	C Q.