Mraz, George (Mraz, Jiri)
active from year 1961
Top Czech jazz bass player and composer. Beginnings in Rudolf Dasek Trio, then SHQ, Cs. All Star Band. In 1969 studies at Berklee College of Music, Boston. After that he stays in the USA, playing with the greatest jazz personalities such as D.Gillespie, O.Peterson, Ella Fitzgerald and others.
personal data, including participation in the recordings of other groupsDiscography:
Porgy &Bess , Trio 1976
Catching Up , Arta 1992
Going Home , Arta 1993
Morava , Fantasy 2001
Moravian Gems , Cube-Metier 2007 , 
samplers etc.:
Best Of AghaRTA : Vol. 1 , Arta Records 1993