Prof. Dai Nakae earned, from the Japanese Government and the Nara Medical University, an M.D. in 1982 and a D.M.Sc. (PhD), respectively. He is now the professor of the Department of Medical Sports, Faculty of Health Care and Medical Sports, Teikyo Heisei University, Japan. His work in pathology, toxicological pathology, toxicology, oncology and regulatory science has resulted in 269 original and 47 review publications, 28 book chapters, 13 edited books/journals, 858 presentations and numerous lectures and courses. He belonged and belongs numerous societies where he served and serves as board members. As a result, he was given awards and honorary memberships. His research interests include pathology, toxicologic pathology, toxicology, oncology and regulatory science (especially risk assessment).