Here is another good eulogy for Richie Haven.
Freedom, freedom, freedom. You can never repeat it to many times. I've also thrown in a link to one of his great songs.
http://www.whosdatedwho.com/tpx_55847/richie-havens/tpx_21275923
http://www.counterpunch.org/2013/04/24/freed-by-richie-havens/