Metal Evolution
Steel Evolution is a 2011 documentary series directed by anthropologist and film-maker Sam Dunn as well as director, manufacturer and music manager Scot McFadyen regarding heavy metal subgenres, with new episodes airing every Friday at 10pm EST on MuchMore as well as Saturday at 10pm EST on VH1 Timeless. Its origins come from Dunn's first documentary Steel: A Headbanger's Journey, which included the well-known "Heavy Metal Family Tree."