Krzysztof Raczkowski (29 Ekim 1970 – 18 Ağustos 2005) sahne ismiyle Docent, Polonyalı ekstrem metal bateristi. Stüdyo albümleri Vader - The Ultimate Incantation (1993, Earache Records) Vader - De Profundis (1995, Impact Records) Vader - Black to the Blind (1997, Impact Records) Vader - Litany (2000, Metal Blade Records) Vader - Revelations (2002, Metal Blade Records) Slashing Death - Live at Thrash Camp (1988, demo) Slashing Death - Irrevocably & With No Hope (1989, demo) Slashing Death - Kill Me 'Coz I Can't Stop (1990, demo) Sweet Noise - Getto (1996) Moon - Daemon's Heart (1997) Black Altar - Na uroczysku (1998) Christ Agony - Elysium (1999) Tower - Mercury (1999) Dies Irae - Immolated (2000) Dies Irae - The Sin War (2002) Sweet Noise - Revolta (2003) Dies Irae - Sculpture of Stone (2004) Sweet Noise - The Triptic (2007) Atrocious Filth - Atrocious Filth (2008) Kategori:1970 doğumlular Kategori:2005 yılında ölenler Kategoriolonyalı bateristler