Freddie Hubbard and Woody Shaw were two of the greatest figures in the jazz trumpet pantheon from their emergence in the 1960s until the 1980s. They were both unusual personalities; almost as well known for their volatility as for their instrumental virtuosity and creativity. Their association was characterized by competition and a certain degree of discomfort: Shaw, born nearly seven years after Hubbard, was often compared to his elder in a fashion that seemed to denigrate the younger trumpeter’s originality; he in turn often denied that he’d ever been directly influenced by Hubbard, in what appears to have been an attempt to distance himself from his more famous colleague. In fact, the two shared many characteristics in their playing: agg...