Pietro Ruggieri graduated in medicine at the University of Bologna in 1982 and was certified by the Board of Orthopedics in 1996 and at the University of Bologna, Istituto Rizzoli, in 1987. He obtained his PhD in oncology at the University of Bologna in 1989. He became a researcher at the University of Bologna, Rizzoli Institute, in the Department of Orthopedics, and in 2005, he became a professor of orthopedics. He was a pupil of Prof. Mario Campanacci from 1982 to 1999 and then worked with Mario Mercuri until 2011. He was a fellow at the University of Florida, Gainesville, under the direction of Dr. Enneking and Dr. Springfield in 1987 and was a fellow of Dr. Frank Sim at Mayo Clinic in 1991. He is the author of more than 800 scientific papers for national or international journals, with over 400 of these available on PubMed, with a citation H-Index of 54 and i10 Index of 197. He has been a speaker and moderator at more than 700 international congresses. He is a member of several orthopedic and oncology societies and was the past president and secretary-general of ISOLS. He was a chair of the Tumors Committee and a member of the Fellowship Committee of SICOT, a scientific coordinator for EFORT, a member of the MSTS Membership Committee, and a member of the SIOT Ethics Committee. In 2019, he was the vice-chair of the MSTS Specialty Day Committee. Currently, he is the chair of Specialty Day 2020/2021 of MSTS.