Shigefumi Okamoto is a Professor at Institute for Frontier Science Initiative, Kanazawa University in Japan. He graduated from Tohoku University School of Dentistry in 1991 with a license in Doctor of Dental Surgery. He completed his doctoral course at the Graduate School of Dentistry, Tohoku University in 1995 and obtained a Ph.D. for Dental Science. Since then, he has been engaged in research on pathogenic microbiology at the University of Southern California School of Medicine, Osaka University Graduate School of Dentistry, and National Institute of Biomedical Innovation. He is currently conducting research on the microbiome at Kanazawa University.