iacono had vocal lessons for the death metal genre after he was complaining that he was losing his voice during or after the band performed concerts. their fifth studio album "" was released on september 17, 2001. the album featured a little bit of a melodic approach to death metal however they did not step into the boundaries of melodic death metal. the band released their sixth studio album "shadows &amp; dust" on october 15, 2002. the album is considered to be one of the most successful albums by the members of kataklysm because of the positive attention that the album received and the sales it gathered.