Business Insurance presented its 2012 Buyers Choice awards at a luncheon in Chicago on Nov. 15. An independent research company conducted a survey of buyers to identify the service and expertise qualities they regard as the most valuable in their brokers, insurers and third-party administrators. See what companies received the highest scores in the categories of brokers, property insurers, liability insurers, commercial auto insurers, workers compensation insurers and third-party administrators. View the gallery.