Original sentence: Other prominent revisionists are Ian MacDonald, whose book The New Shostakovich put forward more interpretations of his music, and Elizabeth Wilson, whose Shostakovich: A Life Remembered provides testimony from many of the composer's acquaintances.Shostakovich's musical response to these personal crises was the Eighth String Quartet, which like the Tenth Symphony incorporates quotations and his musical monogram.The book claimed that many of the composer's works contained coded anti-government messages.The revisionist view was put forth by Solomon Volkov in the 1979 book Testimony, which was claimed to be Shostakovich's memoirs dictated to Volkov
Edited sentence: Although Testimony purports to be Shostakovich's memoirs dictated to Volkov, the book is clouded by ongoing controversy.Other prominent revisionists are Ian MacDonald, whose book The New Shostakovich is hampered by two-dimensional (and baldly politicized) interpretations of the music;  and Elizabeth Wilson, whose Shostakovich: A Life Remembered provides testimony from many of the composer's acquaintances.Shostakovich's musical response to these personal crises was the Eighth String Quartet, which like the Tenth Symphony incorporates quotations, and his musical monogram.The revisionist view was put forth by Solomon Volkov in his 1979 book Testimony.Volkov's book claimed that many of the composer's works contained coded anti-government messages