Our criminal defense lawyers developed unique techniques while working in the criminal law area of narcotics related litigation, as well as contesting the devastating effects of DUI and other traffic and vehicle offenses. Robert Callahan will defend your rights in a criminal case. Our firm has the skills to handle a wide range of criminal cases in Chicago and throughout Illinois. Our criminal defense lawyers developed unique techniques while working in the criminal law area of narcotics related litigation, as well as contesting the devastating effects of DUI and other traffic and vehicle offenses.