In memoriamRichard T. “Dick” Ryan, who spent his nearly 50-year career in municipal defense, died Monday at his Western Springs home due to complications following a long illness. He was 80. After earning his J.D. at The John Marshall Law School in 1962, Ryan went to work for a sole practitioner handling a variety of defense work for University of Chicago hospitals. After a promotion to partner and the addition of another partner, Ryan established his own practice in 1968. Until his retirement in 2011, …