Robert Herjavvec Autographed Driven Hardcover Book Signed Canadian Business JSARobert Herjavvec Autographed "Driven" Hardcover Book Signed, authenticated by JSA "Robert Herjavec has lived the classic rags to riches story, from having $20 in his pocket to starting up technology companies worth hundreds of millions of dollars. Now the star of televisions Dragons Den and Shark Tank, this son of Croatian immigrants earned his incredible wealth by overcoming the odds with hard work and determination. On television, Herjavec bankrolls