On the occasion of the 75th birthday of Ernst Ulrich von Weizs?cker this unique anthology presents thought-provoking texts from 1970 to 2013, spanning several disciplines and combining science and practice. Among them are three Reports to the Club of Rome that Weizs?cker lead-authored, a new university curriculum system to promote interdisciplinary studies and a proposal for a five-fold increase in resource productivity, which would make it possible...