Swedish keyboardist who increased to fame for using the instrument using the intensifying metal music group Opeth. He’s also known for his use the Berggren/Kerslake Music group with whom he released the 2014 studio room album SUNLIGHT HAS TRULY GONE Hazy. He was acknowledged on Qoph’s 1998 record Kalejdoskopiska Aktiviteter. He became a member of Opeth in 2011 once they completed recording the record Heritage. He’s from Sweden. Both he and Mikael Åkerfeldt performed with Opeth.