Peter Rowan Jerry Garcia & David Grisman Gillian Welch And David Rawlings Bryan Sutton Hot Rize Tony Rice Unit Valerie June A.A.Bondy David Rawlings Machine The Waybacks Foghorn Stringband Mount Moriah Natalie Duncan The Bluegrass Album Band Doug Burr La Santa Cecilia A. A. Bondy Doyle Lawson & Quicksilver Hello Dave Zoe Muth And The Lost High Rollers Dan Hicks And His Hot Licks The Gibson Brothers Deep Banana Blackout Doyle Lawson The Grascals Almond Brothers Scythian Rhonda Vincent Asylum Street Spankers Las Cafeteras Furry Lewis Taj Mahal Jerry Garcia Mike Gordon An Rinn Mary Gauthier Rita Indiana Fabulous Thunderbirds Martha Scanlan Trey Anastasio Ry Cooder Irene Diaz Dave Alvin Bob Weir Pentangle Freakwater Nashville Bluegrass Band Natalia Doco Paco Ibaņez