nitary and Moral Prophylaxis,
who has suggested and criticized helpfully both as a reader of the
manuscript and as an auditor of many of the lectures delivered at
Teachers College.

M.A.B.

TEACHERS COLLEGE,
COLUMBIA UNIVERSITY,
December 28, 1915.

SUMMARY OF CONTENTS

PAGE

I. THE MEANING, NEED, AND SCOPE OF SEX-EDUCATION 1

Sec. 1. Sex-education and its relation to sex-hygiene and
social hygiene. Sec. 2. The misunderstanding of sex. Sec. 3. The
need of sex-instruction. Sec. 4. The scope of sex-education.

II. THE PROBLEMS FOR SEX-EDUCATION 28

Sec. 5. Sex problems and the need of special knowledge. Sec. 6.
First problem: Personal sex-hygiene. Sec. 7. Second problem:
Social diseases. Sec. 8. Third problem: Social evil. Sec. 9.
Fourth problem: Illegitimacy. Sec. 10. Fifth problem: Sexual
morality. Sec. 11. Sixth problem: Sexual vulgarity. Sec. 12.
Seventh problem: Marriage. Sec. 13. Eighth Problem: Eugenics.
Sec. 14. Summary.

III. ORGANIZATION OF EDUCATIONAL ATTACK ON THE SEX PROBLEMS 90

Sec. 15. The task of sex-education. Sec. 16. The aims of
sex-education. Sec. 17. The aims as the basis of organized
sex-instruction.

IV. THE TEACHER OF SEX-KNOWLEDGE 108

Sec. 18. Who should give sex-instruction? Sec. 19. The child's
first teachers of sex-knowledge. Sec. 20. Selecting teachers
for class instruction. Sec. 21. Certain undesirable teachers
for special hygienic and ethical instruction.

V. BOOKS AS TEACHERS CONCERNING SEX AND LIFE 121

Sec. 22. Value and danger of special sex-books for young
people. Sec. 23. General literature and sex problems. Sec. 24.
Dangers in literature on sexual abnormality.

VI. SEX-INSTRUCTION FOR PRE-ADOLESCENT YEARS 133

Sec. 25. Elementary instruction and influence. Sec. 26. Hygienic
and educational treatment of unhealthful habits.

VII. SEX-INSTRUCTION FOR EARLY ADOLESCENT YEARS 146

Sec. 27. The biological foundations. Sec. 28. Scientific facts
for boys. Sec. 29. Scientific facts for girls.

VIII. SPECIAL SEX-INSTRUCTION FOR ADOLESC