This Spanish language volume (English translation of the title: Technology Mediated Communication: Learning and Teaching Foreign Languages) responds to the needs of Spanish speaking practitioners in the area of Second and Foreign Language Learning who are interested in integrating technologies in the classroom but may not be fluent readers of English. The volume offers a balance between chapters of pedagogic and of research nature which covers the main areas of technology-mediated communication, including different technologies, methodological perspectives and language learning goals in different educational settings. It provides a tool to encourage practitioners to engage students in virtual communication by offering examples of best practice and current research studies on the uses of computer-mediated communication for language learning that have been gathered from different countries, educational contexts, and institutions.