Mikael Åkerfeldt (pronounced [ˈoːkərˌfɛlt]) (born April 17, 1974, in Stockholm, Sweden) is a Swedish musician, best known as the current lead vocalist/lead guitarist, songwriter and founder of progressive death metal band Opeth, and lead vocalist of ...

Mikael Åkerfeldt (pronounced [ˈoːkərˌfɛlt]) (born April 17, 1974, in Stockholm, Sweden) is a Swedish musician, best known as the current lead vocalist/lead guitarist, songwriter and founder of progressive death metal band Opeth, and lead vocalist of death metal band Bloodbath. Åkerfeldt is known for his progressive rock-influenced songwriting style, and his frequent use of both clean and growled vocals.

for more... http://en.wikipedia.org/wiki/Mikael_Akerfeldt