In this study I deal with the conception of "elocutio" as described and explained in the "Institutio oratoria". My main point of view is the semiotic one, since the analysis of syntactic, semantic, and pragmatic aspects of this rhetorical operation…

Ensuring environmental sustainability is the aim of the seventh Millennium Development Goal (MDG7). United Nations data shows insufficient progress, especially in developing countries. In order to generate new information about this progress and the main barriers that hinder it, we…

The characteristics of current society and the interest about citizenship education in the context of lifelong learning are essential to a study that aims to describe and understand the development of social and civic competence in the educational field. A…

Characterizations of the containment of a convex set either in an arbitrary convex set or in the complement of a finite union of convex sets (i.e., the set, described by reverse-convex inequalities) are given. These characterizations provide ways of verifying…

In this article we describe a novel algorithm that allows fast and continuous learning on a physical robot working in a real environment. The learning process is never stopped and new knowledge gained from robot-environment interactions can be incorporated into…

This paper outlines and exemplifies the features of Learning Study, a form of teacher action research which has the potential to create the conditions necessary for building pedagogical knowledge. Learning Study is a coalescence of lesson study, design based research…

Within the context of globalisation, the diversification of learning contexts and the implementation of national and transnational policy measures concerning teacher education, teaching competences and lifelong learning, teacher identity has emerged as being problematic and paradoxical. Drawing on recent research…

This paper presents a new system for recognition and imitation of a set of facial expressions using the visual information acquired by the robot. Besides, the proposed system detects and imitates the interlocutor’s head pose and motion. The approach described…

Contemporary ideas on science learnin is useful to avoid the failure of traditional teaching related to preconcepts or conceptual errors in both students and teachers. In this context is introduced to the study of light trhough the knowledge of the…

En este trabajo pretendo mostrar un episodio a mi parecer importante y poco atendido en relación con el cambio definitivo que se produce a finales de la Edad Media de los modos orales de comunicación a la irreversible consolidación de…