Instagram

Steve Howe

While I'm not the biggest Instagram user myself, many artists should be on there in order to promote themselves more.  Here's a list of them who need an account:

Steve Howe

Billy Sherwood

Annie Haslam/Renaissance

Mystery

Talk Talk

Jim Diamond (run by his family or estate)

Ace of Base

Fiona Apple

Trevor Rabin

Savoy

Supertramp

Pallas

It Bites

Arc of Life

Anthony Phillips