Bone marrow matches are very difficult to find and Klein hopes his story inspires others to join the bone marrow registry, which seeks to find matches for patients in need, he told Fox. "What's a little bit of pain relative to somebody's life?" Klein told Fox.
Klein, 25, helps run his father's bookkeeping and accounting firm, Moshe Klein & Associates Ltd., according to the Skokie Review. He also sits on Skokie’s Economic Development Commission and the steering committee of The Dempster Street Merchants Association.