Name: Arshak Petrosian (Russian: Аршак Петросян, Armenian: Արշակ Պետրոսյան)
Country: Armenia
Born: 16 December 1963
Title (player): Grandmaster
Title (trainer): FIDE Senior Trainer
Players coached: Peter Leko
Teams coached: Armenia men's national team
Biography: Wikipedia
Other links: FIDE, ChessGames, Interview