This book embodies the results of a two years' intensive study of the individual delinquent, made in New York City under the auspices of the Catholic Charities. This does not mean, however, that the study was in any sense a religious experiment. It was a humanitarian and scientific one.

The author has here made another notable contribution to the growing mass of data on crime. He appreciates fully the many obstacles yet to be cleared away before society reaches anything resembling an Utopia in the solution of this problem, but he has set himself to the task with a clear eye and an understanding heart.

What he calls the “fungus growth upon our criminal procedure”—