Public Catalyst - Paperbackby Manuel Bailo (Author) Demonstrates the existence of public space catalysts, as well as the need for their presence for an expectant or indifferent place to be activated. This work which understands that the city, now and always, has had and must have public spaces of intensity proposes urban catalysts as agents that are capable of activating a place that was previously indifferent. The comparative work of historical and recent cases, developed by