Ihsahn

Vegard Sverre Tveitan, better known by his stage name Ihsahn, is a Norwegian musician, singer, songwriter, record producer, and composer known for his work with black metal band Emperor. Tveitan is a founding member of Thou Shalt Suffer, where he played guitar and keyboard and sang, and Peccatum, a collaboration with wife and musician Heidi Solberg Tveitan, known as Starofash. Since 2006, Tveitan has focused on solo albums and occasional guest appearances.