Schmidt Research Professor of Chemistry, University of Illinois at Urbana-Champaign

Professor (emeritus) of Analytical and Interface Chemistry; University of Regensburg

Arizona State University

Depatment of Materials Science and Engineering, Seoul National University

Senior Scientist, Monterey Bay Aquarium Research Institute

Professor of Sensor Science, Dublin City University

Professor of Chemistry and Bioengineering, University of Pittsburgh

University of Rome Tor Vergata, Dept. of Electronic Engineering

Materials Science, Faculty of Engineering, University of Kiel