CHAPTER I THE PROBLEM DEFINED What is sex? Asexual and mixed reproduction; Origin of sexual reproduction; Advantage of sex in chance of survival; Germ and body cells; Limitations of biology in social problems; Sex always present in higher animals; Sex in mammals; The sex problem in the human species; Application of laboratory method. Sex, like all complicated phenomena, defies being crowded into a simple definition. In an animal or... more...

CHAPTER I. THE MOTHER AND HER CHILD. The Child's Right to Choose Its Ancestry—How This is Effected—The Mother the Child's Supreme Parent—Motherhood and the Woman Movement—The Immense Importance of Motherhood—Infant Mortality and Its Causes—The Chief Cause in the Mother—The Need of Rest During Pregnancy—Frequency of Premature Birth—The Function of the State—Recent Advance in... more...

EROTIC SYMBOLISM. I. The Definition of Erotic Symbolism—Symbolism of Act and Symbolism of Object—Erotic Fetichism—Wide extension of the symbols of Sex—The Immense Variety of Possible Erotic Fetiches—The Normal Foundations of Erotic Symbolism—Classification of the Phenomena—The Tendency to Idealize the Defects of a Beloved Person—Stendhal's "Crystallization." By "erotic symbolism" I mean... more...

SEXUAL SELECTION IN MAN. The External Sensory Stimuli Affecting Selection in Man—The Four Senses Involved. Tumescence—the process by which the organism is brought into the physical and psychic state necessary to insure conjugation and detumescence—to some extent comes about through the spontaneous action of internal forces. To that extent it is analogous to the physical and psychic changes which accompany the gradual... more...

ANALYSIS OF THE SEXUAL IMPULSE. Definition of Instinct—The Sexual Impulse a Factor of the Sexual Instinct—Theory of the Sexual Impulse as an Impulse of Evacuation—The Evidence in Support of this Theory Inadequate—The Sexual Impulse to Some Extent Independent of the Sexual Glands—The Sexual Impulse in Castrated Animals and Men—The Sexual Impulse in Castrated Women, after the Menopause, and in the Congenital... more...

SEXUAL INVERSION. CHAPTER I.—INTRODUCTION. Homosexuality Among Animals—Among the Lower Human Races—The Albanians—The Greeks—The Eskimos—The Tribes of the Northwest United States—Homosexuality Among Soldiers in Europe—Indifference Frequently Manifested by European Lower Classes—Sexual Inversion at Rome—Homosexuality in Prisons—Among Men of Exceptional Intellect and Moral... more...

I. The Definition of Modesty—The Significance of Modesty—Difficulties in the Way of Its Analysis—The Varying Phenomena of Modesty Among Different Peoples and in Different Ages. Modesty, which may be provisionally defined as an almost instinctive fear prompting to concealment and usually centering around the sexual processes, while common to both sexes is more peculiarly feminine, so that it may almost be regarded as the... more...

When, in 1810, Franz Joseph Gall said: “The measure of culpability and the measure of punishment can not be determined by a study of the illegal act, but only by a study of the individual committing it,” he expressed an idea which has, in late years, come to be regarded as a trite truism. This called forth as an unavoidable consequence a more lively interest on the part of various social agencies in the personality of the criminal,... more...

CHAPTER IATTAINMENT OF MIND CONTROL The Man of Tomorrow The men of the nineteenth century have harnessed the forces of the outer world. The age is now at hand that shall harness the energies of mind, new-found in the psychological laboratory, and shall put them at the service of humanity. Are you fully equipped to take a valiant part in the work of the coming years? The Dollars and Cents of Mental Waste The greatest of all eras is at hand!... more...

PREFACE. The publishers of this work offer no apology for presenting it to the reading public, since the wide prevalence of the evils which it exposes is sufficient warrant for its publication. The subjects with which it deals are of vital consequence to the human race; and it is of the utmost importance that every effort should be made to dispel the gross ignorance which almost universally prevails, by the wide diffusion, in a proper manner,... more...