Mikael Åkerfeldt is a Swedish musician, best known as the lead vocalist and guitarist of the progressive metal band Opeth. Born on April 17, 1974, in Stockholm, he has been a key figure in the music scene since the band's formation in 1990. Åkerfeldt is recognized for his unique blend of heavy metal and acoustic elements, as well as his distinctive growling and clean singing styles. In addition to his work with Opeth, Åkerfeldt has collaborated with various artists and bands, including Bloodbath and Storm Corrosion. He is also known for his songwriting skills, contributing to the band's critically acclaimed albums, which often explore themes of nature, life, and death.