The pieces Pictures at an Exhibition are composed by a Russian composer who belonged to this group known as what?
Modest Mussorgsky Modest Petrovich Mussorgsky (Russian: Моде́ст Петро́вич Му́соргский ; ] ; 21 March [O.S. 9 March] 1839 – 28 March [O.S. 16 March] 1881 ) was a Russian composer, one of the group known as "The Five". He was an innovator of Russian music in the romantic period. He strove to achieve a uniquely Russian musical identity, often in deliberate defiance of the established conventions of Western music.
Leo Ornstein Leo Ornstein (born "Yuda-Leyb Gornshteyn"; c. December 11, 1895 – February 24, 2002) (also Лев Орнштейн, Lev Ornchteïn) was a Russian-American composer and pianist of the early twentieth century. His performances of works by avant-garde composers and his own innovative and even shocking pieces made him a cause célèbre on both sides of the Atlantic.