Rolf Halden, Arizona State University (IMAGE) Arizona State University Caption This is Rolf Halden: Director The Biodesign Institute Center for Environmental Security; Professor, Ira A. Fulton Schools of Engineering, School of Sustainable Engineering and the Built Environment; Senior Sustainability Scientist, Global Institute of Sustainability. Credit The Biodesign Institute at Arizona State University Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.