Uri Ratzkoff began his Shotokan karate training more than 45 years ago at Beit Hayeled Dojo in Jerusalem affiliated with Israel Shotokan Oshima Dojo. Throughout the years, he continued his practice at several dojos in Israel maintaining a lifelong commitment to the principles and tradition of Shotokan karate.

After relocating to California in 2014, Uri joined the Northwest YMCA Dojo, affiliated with Shotokan Karate of America (SKA), where he has continued his training under the guidance of Curt Wvong. Since 2024, he has served as the Lead Instructor of El Camino Dojo, striving to uphold the traditional teachings and spirit of SKA while supporting each student’s individual journey through sincere practice, discipline, and continuous improvement.

Outside the dojo, Uri is a Program Management Manager at a leading semiconductor company in Silicon Valley.

Theodore Wong started practicing with SKA in 2007 at Saratoga Shotokan Dojo under Curt Wvong and the late Craig Hamman. He assists Uri as an instructor and dojo manager at El Camino Dojo, and also maintains the NorCal SKA announcements e-mail list and event calendar.

In his professional life, Theodore is a software architecture and engineering consultant.