**Meet the editors**

Dr. Alessandro Rozim Zorzi is an orthopedic surgeon at the State University of Campinas, Brazil, where he practices surgeries such as knee arthroscopy and total joint arthroplasties. He also develops didactic activities with medical students, orthopedic fellows, and postgraduates. He obtained MSc with a randomized clinical study on the use of bone grafting, and then later, he obtained

PhD with an experimental study on regeneration of articular cartilage with the use of mesenchymal stem cells. He is the author of dozens of international publications such as original articles, review articles, and book chapters. He is also the editor of the book Bone Grafting of InTechOpen.

Professor João Batista de Miranda is the chairman of the Division of Knee Surgery and Inflammatory Diseases, at the Department of Orthopedic Surgery, Campinas State University (Unicamp), Brazil. He performs teaching activities with medical students, orthopedic fellows, and postgraduating researchers. He also develops research and clinical care. He is currently the superintendent

of the Unicamp Teaching Hospital. Prof. Miranda obtained PhD with an experimental study on bone regeneration and on allografts. He has published several scientific articles in international journals and is coeditor of the book Bone Grafting of InTechOpen.
