Proceedings of the International Congress Art, Science, City (ASC/AZH/ACC- Bilbao, 14 December 2013). Thematic lines: Critical review of the current construction of the common space in cities; 2. Experiences and actions that have collaborated in the transformation and/or generation of the collective environment; 3. Applicability and intermediation between artificial and natural life, understood as tangible and intangible matter, in the urban network; and 4. Epistemological challenges in the city of knowledge.