Tabla de Contenidos: “…Evidence for Hope: The search for sustainable development: The story of the International Institute for Environment and Development; Copyright; Contents; About the authors; Chronology of key events; Acknowledgements; Introduction; PART I: BEGINNING WITH HOPE; 1 Only one Earth, Stockholm 1972; 2 The duty to hope: A tribute to Barbara Ward; 3 Stockholm: The founding of IIED; PART II: THREE DECADES OF CHANGE AND DEVELOPMENT; 4 Time for change: IIED 1984-1990; 5 Earthscan-Panos: Favourite son, via cuckoo-in-the-nest, to friendly rival; 6 Change that works, sometimes; PART III: IIED PROGRAMMES…”