There are currently two bands called Discipline. One of them is a Dutch skinhead band and the other is a prog rock band from the USA. Both biographies follow. DUTCH BAND: Discipline is a Street Rock ‘n Roll band, hailing from Eindhoven, Holland. These guys have been around since 1990. In the early days they had a different name and a different line-up. The current line-up is: Joost De Graaf Vocals
Carlo Geerlings Bass
Erik Wouters Guitar
Joost Strijbos Drums On stage the boys are being backed up by Berry Black (Judasville, ex-The Spades, ex-Lovesteaks) on guitar as well.