Dr Achim Walter is Professor of Crop Science and Head of the Crop Sciences Group in the Department of Environmental Systems Science in the Institute of Agricultural Sciences in ETH Zurich, Switzerland. Professor Walter is a member of the scientific advisory boards of several national and international agricultural research institutions. He is internationally-renowned for his research in image-based phenotyping of plant shoots and roots.Roland Pieruschka is currently a plant scientist at the Forschungszentrum Jülich, IBG2: Plant Sciences after his PhD at the University of Düsseldorf and Postdoc at the Carnegie Institution in Stanford. He has been interested in physiological concepts and plant-environment interactions, particularly plant phenotyping, which he combines with establishment and coordination of international plant phenotyping research infrastructures (EMPHASIS), research infrastructure projects (EPPN, EPPN2020), international networks (IPPN). Dr Stefan Gerth is Head of the Application Specific Methods and System department within the Fraunhofer Development Center for X-ray technology in Germany. His main focus is the visualization and quantification of below ground organs like roots or tubers using non-destructive methods. Professor Malcolm Hawkesford is head of the Plant Sciences Department at Rothamsted Research and leads the Institutes contribution to the UK Designing Future Wheat strategic research programme. He is a Honorary Professor in Plant Sciences in the School of Biosciences, University of Nottingham. He is an investigator on multiple international programmes with Brazil and India, is a lead investigator in the Defra-funded Wheat Genetic Improvement Network, participates in multiple BBSRC-funded projects aimed at optimizing resource use in wheat and is the lead scientist for major wheat GMO field experiments at Rothamsted. He is chair of the Nutrient Use Efficiency Expert Working Group of the International Wheat Initiative.