Professor, Environmental Studies and Science, Pace University; Professor Emeritus, UC …

University of Otago

Dean, Augustana Campus, University of Alberta

Professor, Ohio State University

Department of Food and Resource Economics, University of Copenhagen

Griffith School of Environment, Griffith University Nathan, Queensland Australia

East Carolina University

University of California, Berkeley

Professor of Agricultural Extension & Development at Yasouj University

Associate Professor of Community and International Development, University of Vermont