Everyone
at the moment.robert johnson, Mississippi john hurt, John Fahey, Stan getz, ravi shankar, gabor szabo, radiohead, jerry garcia acoustic band, the rosenberg trio, angelo debarre. As of late: Phish, grateful dead, Pink floyd, string cheese incident. That sort of stuff
The First 48- It really baffles my mind that people are willing to kill over petty shit like a basketball game or 7 dollars in change
The dark tower series(stephen king). Doors of perception, brave new world(aldous huxley). Much much more. to many to list right now...
anyone who has ever picked up an instrument and played anything worth listening to, and in my opinion anything is worth a good listen.