Prof. Johan Six, ETH Zurich, Switzerland

Assoc. Prof. Yakov Kuzyakov, University of Göttingen, Germany

Prof. Ingrid Kögel-Knabner, Technical University of Munich, Germany

Dr. Pete Smith, University of Aberdeen, UK

Prof. Rattan Lal, The Ohio State University, USA

Assoc. Prof. Steven D. Allison, University of California, Irvine, USA

Prof. Eric F. Lambin, Stanford University, USA

Dr. Cornelia Rumpel, Sorbonne University, France

Prof. Keith Paustian, Colorado State University, USA

Assoc. Prof. Jennifer W. Harden, United States Geological Survey, USA