Which composer of works described as "sonic orgies" had concertos premiered by Louis Krasner?
Louis Krasner: Louis Krasner (21 June [O.S. 8 June] 1903 4 May 1995) was a renowned Ukrainian-born American classical violinist who premiered the violin concertos of Alban Berg and Arnold Schoenberg. Arnold Schoenberg:  With the rise of the Nazi Party, Schoenberg's works were labelled degenerate music, because they were modernist, atonal and what even Paul Hindemith called "sonic orgies" and "decadent intellectual efforts".
Arnold Schoenberg