Dr. Yoshihito Sakai, born 1968 in Nagoya has been an Assistant Professor at the Department of Spine Surgery, National Center for Geriatrics and Gerontology, Obu, Japan since 2009, through a lecturer at Nagoya University School of Medicine. He received his Ph.D. “vertebral osteophyte formation and gene polymorphism” in 2007 from Nagoya University School of Medicine, Department of Orthopaedic Surgery. His research interests involve the area of degenerative disease of the lumbar spine and low back pain. He has been published his research articles in over 100 national and international refereed journals and has written 10 books. And in his achievements to date, some of them have awarded a number of Prizes. Outside of his academic activities, he is also accomplished musician.