Arkady Rotenberg Rotenberg was born in 1951 in Leningrad, where his father, Roman, worked in management at the Red Dawn telephone factory, allowing the family to avoid living in a communal apartment. Rotenberg is of Jewish ancestry. In 1963, when he was age twelve, Rotenberg and Vladimir Putin both joined Anatoly Rakhlin's sambo club. In 1978, Rotenberg graduated from the Lesgaft National State University of Physical Education, Sport and Health and became a judo trainer. After Putin returned to Russia in 1990, Rotenberg trained with him several times a week. During the 1990s, Rotenberg and his brother, Boris, who had moved to
Sparring Sparring Sparring is a form of training common to many combat sports. Although the precise form varies, it is essentially relatively 'free-form' fighting, with enough rules, customs, or agreements to make injuries unlikely. By extension, argumentative debate is sometimes called "verbal sparring". The physical nature of sparring naturally varies with the nature of the skills it is intended to develop; sparring in a striking art such as Chun Kuk Do will normally begin with the players at opposite sides of the ring and will be given a point for striking the appropriate area and will be given a foul for