STEFANO FANTIProfessor-Department of Experimental, Diagnostic and Specialty Medicine - DIMESResearch interests are mainly focused on the use of PET in oncology, with particular reference to innovative radiopharmaceuticals. Engaged in national and international research projects, he collaborates with numerous institutions, including IAEA, EANMGOPINATH GNANASEGARANConsultant Physician in Nuclear Medicine at Royal Free London NHS Foundation Trust Hospital NHS Foundation Trust. His specialist interests are hybrid imaging and radionuclide therapy. Former Chair of the British Nuclear Medicine Society Education Committee.IGNASI CARRIOProfessor of Radiology and Nuclear Medicine at Autonomous University of Barcelona, and Director of the Department of Nuclear Medicine at Hospital Sant Pau in Barcelona, Spain. Main research and scientific activity in Nuclear Medicine and Molecular Imaging, in particular in the fields of Cardiovascular Medicine and Oncology. Former Editor-in-Chief of the European Journal of Nuclear Medicine and Molecular Imaging. Former President of the European Association of Nuclear Medicine.