Czech multi-instrumentalist, composer, sound engineer and producer. Famous for his early electronic works in the 80ties and compositions for Czech pop stars Karel Gott, Lucie Bílá, David Koller, Helena Vondráčková and many more. Owner of sound Studio ORM. Cousin of Petr Dvořák alias Petr ORM. Father of Michal Ruzicka alias DJ Schwa.