This volume contains a selection of papers presented at the second workshop on Evaluation and Planning held at Centre International de Hautes Etudes Agronomiques Mediterraneennes (CIHEAM) in Valenzano (Bari) in November 1993. The workshop was financially and otherwise supported by the School of Engineering, Bari Polytechnic; the School of Agriculture, University of Bari; and CIHEAM. The publication of this book was made possible by to the efforts of the contributing authors. Several other persons have provided invaluable support for the workshop or the preparation of this volume. One of these is Patsy Healey for her fascinating challenge to Andreas Faludi's most recent arguments about rational planning theory. Another is John Friedmann whose lecture at the workshop presented world future scenarios depicting interaction between economic growth, social justice and ecological balance. Angela Barbanente provided marvelous support in organizing the workshop and editorial advice in the preparation of this volume. Jeremy Franks carefully improved the English and the clarity of all the papers. Carmelo Torre made a final editing of texts and images. We owe thanks to Maurizio Raeli for providing all the support services during the workshop and Claudia Baublys for her excellent help with various administrative issues with regard to the workshop and publication of this book. This book is dedicated to the memory of Professor Giovanni Grittani, Professor of Land Economics, University of Bari.