**About the Editors**

**Alberto Signore** is the Head of the Nuclear Medicine Unit, Department of Medical-Surgical Sciences and of Translational Medicine, Faculty of Medicine and Psychology, "Sapienza" University of Rome, Italy, and he is Honorary Full Professor at Department of Nuclear Medicine and Molecular Imaging, University Medical Center, Groningen, The Netherlands. He is also the Dean of the Technical Faculty for Radiology and Nuclear Medicine (TSRM) in Sora (FR) and vice-Director of the Specialization School of Nuclear Medicine of the "Sapienza" University of Rome. He graduated in Medicine in 1984, then specialized in Endocrinology (1987) and Nuclear Medicine (1991). He obtained a Ph.D. in 2007 at the University of Groningen, the Netherlands. He has been a Visiting Professor in Nuclear Medicine, University of Ghent, Belgium; Consultant of the International Atomic Energy Agency (IAEA) of United Nation Organization (UNO); Past-President of the International Society of Radiolabelled Blood Elements (ISORBE); Secretary and Past-President of the International Research Group in Immunoscintigraphy and Therapy (IRIST); Past-President of the international scientific association Nuclear Medicine Discovery (Nu.Me.D.) and Past Chairman of the Inflammation-Infection Committee of the European Association of Nuclear Medicine (EANM). He was the promoter of 14 Ph.D. students; author of over 250 scientific publications in national and international journals (total citations = 9200, H index = 52); editor of 7 books; author of more than 35 book chapters and he deposited 5 international patents. Among many awards and recognitions, he has received the award for best Basic-Science publication in the *Journal of Nuclear Medicine* in 2015; the "Marie Curie" award of the European Association of Nuclear Medicine (EANM), in 2004; the "Masahiro Iio" award of the World Federation of Nuclear Medicine and Biology (WFNMB), in 1994.

**Luca Maria Sconfienza**, MD Ph.D. is a full professor of Radiology at the University of Milano and the Chair of Diagnostic and Interventional Radiology Unit of IRCCS Istituto Ortopedico Galeazzi in Milano, Italy. His main clinical and research activity are all aspects of musculoskeletal radiology, in particular, diagnostic and interventional ultrasound and applications of artificial intelligence in this field. He is the author of 262 publications indexed on Scopus, with 3,770 citations and H-index = 30. He has been a councilor (2009–2011), chair of Research Committee (2013–2016), chair of the Ultrasound Subcommittee (2016–2018) of the European Society of Musculoskeletal Radiology, where he is now serving as Secretary General up to June 2021. He is a member of the Public Information Committee and Public Information Advisor Network (2017–2020) of the RSNA, where he is also serving as a member of the Scientific Committee of the Annual Meeting up to 2022.
