"The publication of this book greatly contributes to the discussion of this issue and closely connected with the current trends in this subject of industrial districts and local development. In the first part of this work, a set of interesting and current themes regarding industrial clusters are presented and discussed. The second part of this book is dedicated to the analysis of local development, emphasizing several aspects concerning the role of local government and institutions in order to enhance the competitiveness of clusters of SMEs round the world. The theme of industrial districts and local development can be seen to be extremely current and relevant in terms of promoting sustainable development of communities and society, especially those more emphatically facing the obstacles for development." (João Amato Neto).