Once a thriving body of innovative and fluid music, jazz is now the victim of destructive professional and artistic forces, says Eric Nisenson. Corruption by marketers, appropriation by the mainstream, superficial media portrayal, and sheer lack of skill have all contributed to the demise of this venerable art form. Nisenson persuasively describes how the entire jazz "industry" is controlled by a select cadre with a choke hold on the most vital components...