Forty years later. PEEP Plan for the historic city 1973. A marginal note, between method and practice

The “Piano di Edilizia Economica e Popolare” (PEEP) for the historic center of Bologna in 1973 for a long time has been the subject of study and criticism. Defined as the “Bologna Experiment”, the Plan has received national and international awards and it was the subject of visits by municipal administrations, Italian and foreign companies, and universities. Forty years after, this contribution goes through the events of those years, providing a new interpretation and quantitative design.