World Premiere Recordings! The Bach family is not the only one to have produced several major composers. The Russian Jewish Krein family is almost unknown outside Russia. Abram Krein, father of the family, had seven sons; all became successful professional musicians. Works of four of his sons are represented on this disc. Pianist and musicologist Jascha Nemtsov started his international career in 1992. He has recorded almost 30 CDs, featuring many world premieres amidst a vast spectrum of works.