‘Zierlein, 61, spent 2006 as offensive line coach of the Buffalo Bills after holding the same position with the Cleveland Browns from 2001-04. He has also coached offensive lines on the collegiate level at Cincinnati (1997-00), Tulane (1988-90, ’95-96), Louisiana State (1993-94) and Houston (1978-86). From 1997-92 he was the offensive coordinator/line coach for the N.Y./N.J. Knights of the World League of American Football (WLAF), and an assistant coach with the Washington Commandos of the Arena League in 1987.’