The term, ‘urban design’, has been used over the last decades with increasing frequency by a more and more extended and varied pool of actors, widening the range of its meanings. Such an expansion today makes the definition of the term not obvious at all. Even in the historiographical field, some recent works adopted highly inclusive perspectives that blurred the thresholds between urban design and other design practices. Proceeding from these observations, the following lines schematically retrace the Italian and international developments in order to reflect on some issues that are considered nodal for the definition of the ‘territory’ of urban design.
Keywords: Bibliography; cronologies; biographies