Sensei Berger is a very highly-regarded, highly-skilled instructor, known not only for his traditional Shotokan skills, but also for his knowledge of practical applications and Chinese martial arts. Sensei Berger trained in Japan in the 1980s & 1990s, including at both Takushoku and Komazawa Universities — two of the toughest university karate clubs in Japan. He has also studied various martial arts in China while there pursuing an advanced degree in traditional Chinese medicine. He is also the author or producer of several books and videos.
for more info: svkarate.com/berger-sensei-seminar-monday-august-28/