Heavy Metal is one of the most important musical styles of the 20th century, redefining what it meant to be heavy and powerful for generations to come, but before it split off into the hundreds of subgenres we know today, it was a budding movement in the late 60s and early 70s, and someone came along and gave it that name. It’s a great name, perfectly capturing the essence of the genre, but where did it come from, who came up with it, and perhaps most importantly, why?