Opeth frontman Mikael Åkerfeldt met Prog in 2019 to discuss  new album In Cauda Venenum, self-doubt, writing in his native tongue and the importance of giving complex music the attention it
He s played with Henry Cow, National Health and Mike Oldfield, but what makes John Greaves tick? We catch up with the musician to explore his incredible career so far and find out more about his solo albums