![2024 Tohkon Judo Academy’s Annual Kata Clinic, Chicago February 16/18](https://www.usjf.com/wp-content/uploads/2024/02/2024-Tohkon-Kata-clinic.jpeg)
2024 Tohkon Judo Academy’s Annual Kata Clinic, Chicago February 16/18
Tohkon has been sponsoring this Kata Clinic for roughly 30 years, and as the number of judoka doing kata has grown, more and more people look forward to attending the clinic each year.
![2024 Spring USJF Board of Directors, Board of Examiners and National Committee Meetings](https://www.usjf.com/wp-content/uploads/2024/02/2024-USJFLogo-Feature-Image.png)
2024 Spring USJF Board of Directors, Board of Examiners and National Committee Meetings
– April 4-7, 2024 *** In-Person ***
Location: Washington, DC near Washington Dulles International Airport (IAD)
HQ Hotel: TBD (Near IAD with shuttle service)
![Blue Judogis May Bias Competition Outcomes](https://www.usjf.com/wp-content/uploads/2021/05/2021hof_matsumoto.png)
Blue Judogis May Bias Competition Outcomes
In this study we investigated the existence of a win bias in judo competition as a function of judogi color.
![Judo being a Martial Art of Japan](https://www.usjf.com/wp-content/uploads/2022/04/Kano_portrait.jpg)
Judo being a Martial Art of Japan
From Stanford University’s archives
![Sensei Robert Harder](https://www.usjf.com/wp-content/uploads/2024/02/Sensei-Bob-Harder.jpg)
Sensei Robert Harder
It is with great sadness that we share the news that Sensei Robert Harder, Hachidan, passed away Wednesday, January 17, 2024, surrounded by family at the age of 89 years, in Spokane, WA. We wish to express our deepest sympathy to Harder Sensei’s family. We have lost a...
![Hall of Fame](https://www.usjf.com/wp-content/uploads/2023/03/2021-USJF-HoF-Logo-scaled.jpg)
Hall of Fame
U.S. Judo Hall of Fame Hall of Fame Gallery The U.S. Judo Hall of Fame was established by action of the Board of Directors of USJF in 1989 to acknowledge outstanding judoka who have made major significant contributions to the sport of judo and/or achieved the highest...
![2023 USJF Spring Hall of Fame – Lifetime Achievement – Presidential Awards Dinner Gallery](https://www.usjf.com/wp-content/uploads/2023/05/PXL_20230416_002951010-scaled-e1685390785849.jpg)
2023 USJF Spring Hall of Fame – Lifetime Achievement – Presidential Awards Dinner Gallery
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![Dennis Dee High](https://www.usjf.com/wp-content/uploads/2024/01/dee-website.jpg)
Dennis Dee High
We are saddened to inform you that Dennis Dee High passed away peacefully surrounded by loved ones on October 8, 2023 in Anchorage, Alaska. Please visit High Sensei’s memorial page on the Alaska Judo website. High Sensei’s family requests any...
Aki Yokoyama
A note from Keith Chu, President Nanka Judo Yudanshakai. It is with sadness that I am letting you know of the passing of Aki Yokoyama (7th Dan). Aki was the Head Instructor of West Covina Judo and one of our Promotion Chairs. Aki passed on Nov 1st....
![Jennifer Badertscher](https://www.usjf.com/wp-content/uploads/2023/09/Badertscher-Webinar.png)
Jennifer Badertscher
On November 12, 2023
Jennifer Schoo-Badertscher, Chair of the USJF’s National Teachers Institute, will be the guest on the next installment of the USJF Webinar Series, with the second of two presentations, Results Instruction: Assessing and Designing for Success.