Climatology/Climate Change

Professor, Ecology and Evolutionary Biology

Assistant Research Scientist, Environmental Science

Associate Research Professor

Regents Professor, School of Geography, Development and Environment

Associate Professor, Economics, Eller College of Management

Associate Director and Professor, Laboratory of Tree-Ring Research, College of Science

Regents Professor, Hydrology and Atmospheric Sciences, College of Science

SRP Professor of Technology, Public Policy and Markets

Affiliate Faculty, Applied Math GIDP

Professor, School of Geography, Development and Environment

Director, Udall Center for Studies in Public Policy

Associate Professor and Associate Extension Specialist, School of Natural Resources and the Environment

Director, Science Translation and Outreach, Arizona Institute for Resilient Environments and Societies

University Director, Southwest Climate Adaptation Science Center

Director, Water, Society & Policy M.S. Program

Executive Director Emeritus, Arizona-Sonora Desert Museum

Research Scientist, Ecology and Evolutionary Biology