Oliver Thill (1971) is an architect from Karl-Marx Stadt, East Germany, who works with Andre Kempe as Atelier Kempe Thill. This lecture is about the continuous investigation of Atelier Kempe Thill on dwellings. Throughout their built works they have tried a wide variety of solutions for collective housing that is flexible, generous and extremely simple. It was given at the EPFL (École Polytechnique Fédérale de Lausanne), at the ''Project Room'', on the 23d of November 2015 and is part of the Fall Semester program of FORM, '' Paris-Tokyo: Metropolis''.