For over a decade, the American band John Brown's Body has continued to refine and improve upon their authentic roots reggae sound with each of their previous five releases. Their new CD `Amplify' contains diverse music that continues to direct this positive vibe in a fresh and exciting direction. The 12 tracks on this release incorporate a myriad of influences ranging from toasting and psychadelia to dancehall, hip-hop and electronica. The instantly recognizable skank of reggae is still prominent throughout most of the tracks, but that usual format is altered, enhanced and cleverly rewoven into a unique sonic hybrid that almost defies categorization. Elliot Martin, the bands lead singer and front man, possesses a distinctive voice that reveals itself in a multitude of vocalization techniques - powerful intonations and crisp, exact chatting can seamlessly flow into controlled intimacy or combine with his own splendid self-supporting back-up vocals. His voice, blessed with a warm equalized tone, often is displayed utilizing controlled syllabic fluctuations which would make even the most confident verbalist jealous. Mr. Martin is also the catalyst behind the well structured and conscious lyrics and he has shown increased confidence in his song craft that was evident on the 2002 release `Spirits All Around Us` and dominated on the excellent 2005 CD `Pressure Points.` `Speak of the devil' is a sinister effort built upon a one-drop riddim that warns the listener to be more aware