Every year since 2010 - between the end of August and the beginning of September - OC OPEN CITY International Summer School means a fantastic collective experience. Students (the main characters),professors, lecturers and tutors are involved in a great adventure where architecture and design build a common ground. This happened, with astonishing and surprising results, also in 2018.Landscape 4.0 - the title of OC 9th edition - sounds as a very promising direction. Landscape 4.0 is the landscape of sharing: sharing people, sharing ideas, sharing cultures, sharing experiences. This catalog book tries to do a not simple nor trivial action: to integrate and to condensate a such strong and dense experience in some pages. We hope to succeed commu...