Its frontman was a singer, piano player, composer and songwriter Filip Topol, son of the playwright Josef Topol and brother of the writer Jáchym Topol.
Omega Psi Phi | Kappa Alpha Psi | Phi Kappa Psi | Kappa Kappa Psi | Psi Factor: Chronicles of the Paranormal | PSI | PSI Factor | Beta Alpha Psi | Alpha Kappa Psi | Zeta Psi | Psi-Ops: The Mindgate Conspiracy | psi | Psí vojáci | Psi-Theory | Psi-Force | Psi Chi | PSI | Chi Psi |
Topol's writing began with lyrics for the rock band Psí vojáci, led by his younger brother, Filip, in the late '70s and early '80s.
In the 1980s, he was a member of the band Psí vojáci, led by Filip Topol.