b'He was a self-taught musician from Syria who astonished the music world with his innovative technique on the double bass. With his new style, Francois Rabbath could play with ease what should have been impossible. UNL Professor of Double Bass and Jazz Studies Hans Sturm is the guest on this week\\u2019s All About Books where he\\u2019ll talk about his biography of Rabbath \\u201c75 Years on 4 Strings\\u201d'