Sierra Hull, American bluegrass musician, performed at the Transatlantic Sessions at Celtic Connections 2020, led by maestros Shetland fiddler Aly Bain and Grammy winner and Dubro master Jerry Douglas, at the Glasgow concert hall. Along with Russ Barenberg, Phil Cunningham, John Doyle , Michael McGoldrick, John McCusker, Donald Shaw, Daniel Kimbro and James Mackintosh. Australian guitarist, Tommy Emmanuel, Pauline Keightley /. Alamy News.