Biography:

Mr. Derek Berthold, E Dan (2nd Degree), is a class instructor at Texas Tang Soo Do San Antonio (TTSDSA).

Mr. Berthold first received his 1st Degree Black Belt in Tang Soo Do at Texas Tang Soo Do with Senior Master Patrick West in 2004 as a teenager. After 12 years, Mr. Berthold returned to his training under Senior Master West and received his 2nd Degree Black Belt in 2019. Mr. Berthold is also a certified Corner Judge in the World Tang Soo Do Association.