Prof. Dr. Takashi Ono is a Professor and Chairman of the Department of Orthodontic Science at the Graduate School of Institute of Science Tokyo, Tokyo, Japan. He earned his DDS in 1987 from Tokyo Medical and Dental University (TMDU) in Tokyo, Japan. He earned his PhD degree from Graduate School TMDU in 1991. Prof. Dr. Takashi Ono served as a Visiting Clinical Assistant Professor and Postdoctoral Fellow at the University of British Columbia, Canada, from 1991 to 1994. He also earned an Overseas Research Scholarship (short-term) from the Japanese Ministry of Education and studied at the University of Copenhagen from 2000 to 2001. Prof. Dr. Takashi Ono is a member of the International Association of Dental Research, European Orthodontic Society and the American Association of Orthodontists. Professor Ono received the IADR/AADR Williams J. Gies Award in 2018, the SIDO Anthony Gianelly Award, and the 2024 Wayne G. Watson Award for Biologic or Experimental Research of AJODO. He was appointed Chairman of the 9th International Orthodontic Congress (IOC) in 2020 and is currently a member of the Executive Committee of the World Federation of Orthodontists (WFO) and Asian Pacific Orthodontic Society (APOS).