A new series of books on law, science and technology, in Spanish, was recently announced by Ramon López de Mántaras in Madrid (Residencia de Estudiantes) and in Barcelona (Institut d'Estudis Catalans). The first volume is a Spanish translation of Herbert Simon's "The Sciences of the Artificial". A second volume, on cognitive science and social networks, entitled "Interracion, Redes Sociales y Ciencias Cognitivas", by Carlos Lozares Colina, has also been published.