Barack Ferrazzano Kirschbaum & Nagelberg added Corwin J. Carr to its compensation & employment group. Carr has experience conducting internal investigations and representing companies in labor and employment disputes before administrative agencies and in federal court. Prior to joining the firm, Corwin was a senior associate in Mayer Brown’s Chicago office and a member of its litigation and dispute resolution practice.In other firm news, Barack Ferrazzano added Vicky Rusanova to its corporate and securities …