CHAPTER XIII

not permitted that at least such knowledge ought to be given in many families, where it would be to the advantage of society that fewer children be produced. Such a step, of course, must be taken on the individual responsibility of a doctor, nurse or other social worker. A propaganda has arisen during recent years, in the United States, for the repeal of all laws which prohibit giving knowledge about and selling contraceptives. Whether or not it succeeds in changing the law it will, like the Bradlaugh-Besant episode, spread contraception widely. This propaganda is based largely on social and economic grounds,