En este libro, Marietta de Vientemilla presenta una conferencia sobre la psicologia moderna. La obra explora la teoria y la practica de la psicologia, asi como la aplicacion de la psicologia en la educacion y otros campos.This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it.This work is in the public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work.Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.